Products

12 Speed 10-50T Micro Spline Cassette Shimano Deore SLX Clearance   As a valued customer, we're excited to offer you an exclusive opportunity to save big on our top-quality Air Bike products. Occasionally, we receive returns that have been briefly installed but are still in excellent condition. While these items may show slight signs of installation, they’ve been thoroughly inspected and are fully approved for use. This is your chance to grab these high-performance products at a significantly reduced price. Please note that original packaging may not be included, but we’re confident you’ll be thrilled with the quality and value of these items. Don’t miss out—these deals won’t last long! Upgrade Your Ride with Airbike UK's 12-Speed Micro Spline 10-50T Cassette Introducing the Airbike UK 12-speed Micro Spline 10-50T cassette, specifically designed for cyclists looking to repair or upgrade their mountain bikes. This top-quality cassette offers exceptional performance at an economical price compared to mainstream brands. Designed and Hand Finished in the UK Each Airbike UK 12-speed Micro Spline cassette is meticulously designed and hand-finished in the UK, ensuring the highest standards of quality and craftsmanship. Hyperglide-Style Shift Ramps for Smooth Shifting Featuring innovative Hyperglide-style shift ramps, this cassette ensures smooth and efficient gear changes. The Airbike UK cassette is compatible with Shimano MicroSpline cassettes, making it an excellent choice for upgrading your mountain bike. Durable Construction with a Black Anodised Finish Constructed from rust-inhibiting stainless steel SS410, the Airbike UK 12-speed cassette is built to last. The black anodised finish adds an extra layer of protection and a sleek appearance to your bike. Premium Packaging and Fast Shipping Your Airbike UK cassette will arrive in a premium recyclable cardboard box, providing added protection during shipment. With our UK warehouse and production facility, you can expect fast shipping options. Choose next-day delivery for a quick upgrade, or standard 48-hour delivery for a more economical choice. Trusted by Thousands of Cyclists Join the ranks of over 10,000 satisfied customers who have left positive reviews for Airbike UK products. With more than 50,000 products sold worldwide, you can trust in the quality and performance of our cassettes and other cycling components. Product Specifications Cassette Model: Air Bike Cassette 12 Speed Micro Spline 10-50T Cassette Size: 12 Speed, 10-50T Aluminium Spider: Top quality 7075 Aluminium Cassette Material: Steel Weight: 540g Ratios: 10-12-14-16-18-21-24-28-32-36-42-50T Usage: MTB Experience the Airbike UK Difference Upgrade your mountain bike with the Airbike UK 12-speed Micro Spline 10-50T cassette, designed to provide superior performance and reliability at an affordable price. Don't compromise on quality when it comes to upgrading your bike. Choose Airbike UK and experience the difference for yourself. Discover the full range of Airbike UK products and transform your cycling experience today. With our UK-based customer support and free, friendly technical advice, we're here to help you make the right choice for your cycling needs. Installation  Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other. Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise.  To remedy this we recommended fitting a new chain and cassette at the same time.   Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

12 Speed 10-52T Micro Spline Cassette Shimano Deore SLX CLEARANCE   As a valued customer, we're excited to offer you an exclusive opportunity to save big on our top-quality Air Bike products. Occasionally, we receive returns that have been briefly installed but are still in excellent condition. While these items may show slight signs of installation, they’ve been thoroughly inspected and are fully approved for use. This is your chance to grab these high-performance products at a significantly reduced price. Please note that original packaging may not be included, but we’re confident you’ll be thrilled with the quality and value of these items. Don’t miss out—these deals won’t last long! Upgrade Your Ride with Airbike UK's 12-Speed Micro Spline 10-52T Cassette Introducing the Airbike UK 12-speed Micro Spline 10-52T cassette, specifically designed for cyclists looking to repair or upgrade their mountain bikes. This top-quality cassette offers exceptional performance at an economical price compared to mainstream brands. Designed and Hand Finished in the UK Each Airbike UK 12-speed Micro Spline cassette is meticulously designed and hand-finished in the UK, ensuring the highest standards of quality and craftsmanship. Hyperglide-Style Shift Ramps for Smooth Shifting Featuring innovative Hyperglide-style shift ramps, this cassette ensures smooth and efficient gear changes. The Airbike UK cassette is compatible with Shimano MicroSpline cassettes, making it an excellent choice for upgrading your mountain bike. Durable Construction with a Black Anodised Finish Constructed from rust-inhibiting stainless steel SS410, the Airbike UK 12-speed cassette is built to last. The black anodised finish adds an extra layer of protection and a sleek appearance to your bike. Premium Packaging and Fast Shipping Your Airbike UK cassette will arrive in a premium recyclable cardboard box, providing added protection during shipment. With our UK warehouse and production facility, you can expect fast shipping options. Choose next-day delivery for a quick upgrade, or standard 48-hour delivery for a more economical choice. Trusted by Thousands of Cyclists Join the ranks of over 10,000 satisfied customers who have left positive reviews for Airbike UK products. With more than 50,000 products sold worldwide, you can trust in the quality and performance of our cassettes and other cycling components. Product Specifications Cassette Model: Air Bike Cassette 12 Speed Micro Spline 10-52T Cassette Size: 12 Speed, 10-52T Aluminium Spider: Top quality 7075 Aluminium Cassette Material: Steel Weight: 565g Ratios: 10-12-14-16-18-21-24-28-32-36-42-52T Usage: MTB Experience the Airbike UK Difference Upgrade your mountain bike with the Airbike UK 12-speed Micro Spline 10-52T cassette, designed to provide superior performance and reliability at an affordable price. Don't compromise on quality when it comes to upgrading your bike. Choose Airbike UK and experience the difference for yourself. Discover the full range of Airbike UK products and transform your cycling experience today. With our UK-based customer support and free, friendly technical advice, we're here to help you make the right choice for your cycling needs. Installation  Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other. Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise.  To remedy this we recommended fitting a new chain and cassette at the same time.   Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers.Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits:• Quick and easy assembly with cassette lock ring• Hyperglide style technology (seamless, smooth shifting)• Quality form and function • Air Bike logo on metallic green lock ring (bling factor)• Silver nickel stainless steel cassette sprocket (for longevity)• Nickel plated rust-resistant surface treatment (extends drivetrain life)• Suitable for all Shimano splined HG Hubs• Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-34TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 390gRatios 11-12-13-14-15-17-19-21-24-27-30-34T InstallationPlease also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

12 Speed 11-34T Cassette For Mountain Bike MTB & Road fits Shimano/Sram - Hyper Glide CLEARANCE   As a valued customer, we're excited to offer you an exclusive opportunity to save big on our top-quality Air Bike products. Occasionally, we receive returns that have been briefly installed but are still in excellent condition. While these items may show slight signs of installation, they’ve been thoroughly inspected and are fully approved for use. This is your chance to grab these high-performance products at a significantly reduced price. Please note that original packaging may not be included, but we’re confident you’ll be thrilled with the quality and value of these items. Don’t miss out—these deals won’t last long!   Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers.Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits:• Quick and easy assembly with cassette lock ring• Hyperglide style technology (seamless, smooth shifting)• Quality form and function • Air Bike logo on metallic green lock ring (bling factor)• Silver nickel stainless steel cassette sprocket (for longevity)• Nickel plated rust-resistant surface treatment (extends drivetrain life)• Suitable for all Shimano splined HG Hubs• Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-34TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 390gRatios 11-12-13-14-15-17-19-21-24-27-30-34T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers. Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits: • Quick and easy assembly with cassette lock ring • Hyperglide style technology (seamless, smooth shifting) • Quality form and function • Air Bike logo on metallic green lock ring (bling factor) • Silver nickel stainless steel cassette sprocket (for longevity) • Nickel plated rust-resistant surface treatment (extends drivetrain life) • Suitable for all Shimano splined HG Hubs • Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-36TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 405gRatios 11-12-13-15-17-19-21-23-25-28-32-36T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

12 Speed 11-36T Cassette For Mountain Bike MTB & Road fits Shimano/Sram - Hyper Glide CLEARANCE As a valued customer, we're excited to offer you an exclusive opportunity to save big on our top-quality Air Bike products. Occasionally, we receive returns that have been briefly installed but are still in excellent condition. While these items may show slight signs of installation, they’ve been thoroughly inspected and are fully approved for use. This is your chance to grab these high-performance products at a significantly reduced price. Please note that original packaging may not be included, but we’re confident you’ll be thrilled with the quality and value of these items. Don’t miss out—these deals won’t last long!   Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers.Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits:• Quick and easy assembly with cassette lock ring• Hyperglide style technology (seamless, smooth shifting)• Quality form and function • Air Bike logo on metallic green lock ring (bling factor)• Silver nickel stainless steel cassette sprocket (for longevity)• Nickel plated rust-resistant surface treatment (extends drivetrain life)• Suitable for all Shimano splined HG Hubs• Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-36TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 405gRatios 11-12-13-15-17-19-21-23-25-28-32-36T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

12 Speed 11-36T Cassette For Mountain Bike MTB & Road fits Shimano/Sram - Hyper Glide CLEARANCE   As a valued customer, we're excited to offer you an exclusive opportunity to save big on our top-quality Air Bike products. Occasionally, we receive returns that have been briefly installed but are still in excellent condition. While these items may show slight signs of installation, they’ve been thoroughly inspected and are fully approved for use. This is your chance to grab these high-performance products at a significantly reduced price. Please note that original packaging may not be included, but we’re confident you’ll be thrilled with the quality and value of these items. Don’t miss out—these deals won’t last long!   Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers.Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits:• Quick and easy assembly with cassette lock ring• Hyperglide style technology (seamless, smooth shifting)• Quality form and function • Air Bike logo on metallic green lock ring (bling factor)• Silver nickel stainless steel cassette sprocket (for longevity)• Nickel plated rust-resistant surface treatment (extends drivetrain life)• Suitable for all Shimano splined HG Hubs• Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-36TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 405gRatios 11-12-13-15-17-19-21-23-25-28-32-36T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers. Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits: • Quick and easy assembly with cassette lock ring • Hyperglide style technology (seamless, smooth shifting) • Quality form and function • Air Bike logo on metallic green lock ring (bling factor) • Silver nickel stainless steel cassette sprocket (for longevity) • Nickel plated rust-resistant surface treatment (extends drivetrain life) • Suitable for all Shimano splined HG Hubs • Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-42TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 563gRatios 11-13-15-17-19-21-23-25-28-32-36-42T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

12 Speed 11-42T Cassette For Mountain Bike MTB & Road fits Shimano/Sram - Hyper Glide CLEARANCE   As a valued customer, we're excited to offer you an exclusive opportunity to save big on our top-quality Air Bike products. Occasionally, we receive returns that have been briefly installed but are still in excellent condition. While these items may show slight signs of installation, they’ve been thoroughly inspected and are fully approved for use. This is your chance to grab these high-performance products at a significantly reduced price. Please note that original packaging may not be included, but we’re confident you’ll be thrilled with the quality and value of these items. Don’t miss out—these deals won’t last long!   Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers.Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits:• Quick and easy assembly with cassette lock ring• Hyperglide style technology (seamless, smooth shifting)• Quality form and function • Air Bike logo on metallic green lock ring (bling factor)• Silver nickel stainless steel cassette sprocket (for longevity)• Nickel plated rust-resistant surface treatment (extends drivetrain life)• Suitable for all Shimano splined HG Hubs• Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-42TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 563gRatios 11-13-15-17-19-21-23-25-28-32-36-42T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers. Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits: • Quick and easy assembly with cassette lock ring • Hyperglide style technology (seamless, smooth shifting) • Quality form and function • Air Bike logo on metallic green lock ring (bling factor) • Silver nickel stainless steel cassette sprocket (for longevity) • Nickel plated rust-resistant surface treatment (extends drivetrain life) • Suitable for all Shimano splined HG Hubs • Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-46TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 570gRatios 11-13-15-17-19-21-24-28-32-34-40-46T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

12 Speed 11-46T Cassette For Mountain Bike MTB & Road fits Shimano/Sram - Hyper Glide CLEARANCE   As a valued customer, we're excited to offer you an exclusive opportunity to save big on our top-quality Air Bike products. Occasionally, we receive returns that have been briefly installed but are still in excellent condition. While these items may show slight signs of installation, they’ve been thoroughly inspected and are fully approved for use. This is your chance to grab these high-performance products at a significantly reduced price. Please note that original packaging may not be included, but we’re confident you’ll be thrilled with the quality and value of these items. Don’t miss out—these deals won’t last long!   Air Bike is delighted to announce its range of cassettes, designed in close collaboration with one of the world's leading manufacturers.Our distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits:• Quick and easy assembly with cassette lock ring• Hyperglide style technology (seamless, smooth shifting)• Quality form and function • Air Bike logo on metallic green lock ring (bling factor)• Silver nickel stainless steel cassette sprocket (for longevity)• Nickel plated rust-resistant surface treatment (extends drivetrain life)• Suitable for all Shimano splined HG Hubs• Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-46TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 570gRatios 11-13-15-17-19-21-24-28-32-34-40-46T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).

Air Bike M12-50 Cassette ClearanceOur distinctively designed Hyperglide-style Cassettes incorporate specially positioned shift ramps and tooth profiles for improved chain control during shifting, whilst close gear steps between primary sprockets creates smooth, efficient pedalling.The result? Crisp and responsive indexed shifting and the reliability that you’ve come to expect from Air Bike components. The cassette comes factory boxed in our deluxe recyclable Air Bike packaging, rocking the following benefits:• Quick and easy assembly with cassette lock ring• Hyperglide style technology (seamless, smooth shifting)• Quality form and function • Air Bike logo on metallic green lock ring (bling factor)• Silver nickel stainless steel cassette sprocket (for longevity)• Nickel plated rust-resistant surface treatment (extends drivetrain life)• Suitable for all Shimano splined HG Hubs• Compatible Chain all 12 Speed Chains Specifications:Cassette Size: 12 Speed 11-50TCassette Material: SteelCassette Finish: Nickel PlatedLock Ring: SteelWeight: 610gRatios 11-13-15-17-19-21-24-28-32-36-42-50T Installation Please also note that we highly recommend fitting a new chain with your cassette. This is because chains and cassettes wear sympathetically with each other.Our cassettes are manufactured with fine tolerances, therefore if you do not change your chain, there is a chance issues may arise such as shifting and noise. To remedy this we recommended fitting a new chain and cassette at the same time.Please be aware that depending on your specific hub and set up you may require a spacer for this cassette to function smoothly. This may be a 0.5, 1 or 1.85mm spacer. We do not have specific information on spacing (however, if you find your cassette has a small amount of play in it then you require one of the above spacers).