cassette Mountain Bike Freewheel 12 Speed 11-51T Freewheel 12S Sprocket For CSMZ901 CSMZ601 Hollow Out Flywheel Cassette (Color : MZ901 11-51T Black)

Description Price: £388.38(as of Jan 11,2023 19:25:07 UTC – Details) Bicycle flywheel details:Product specification: CSMZ601: 11-51T 630g 12-Speed Wide Ratio A7075 51T Sprocket Alloy Lockring E (ED Black) X (Metallic Silver) Weight – 630g Teeth: 11-13-15-17-19-21-24 to 28-33-39-45-51T CSMZ901: 11-51T 587g 12-Speed Wide Ratio A7075 51T Sprocket Alloy Lockring & Spacers Weight – 587g Teeth: 11-13-15-17-19-21-24 to 28-33-39-45-51T Good performance: Use high-precision threads to ensure tight connection with the bicycle hub, so that the bicycle chain can be rotated gently and effortlessly. High-precision threads ensure tight connection with the hub, smooth operation, accurate and reliable, and good performance. Applicable: The bicycle flywheel is the perfect replacement for the old flywheel with perfect function, best performance, maximum safety and durability, suitable for mountain bikes, bicycles, etc.We are a professional motorcycle and bicycle accessories franchise, and we welcome enthusiasts who have the same hobby to share and communicate with each other. Speed:12 speed Freewheel,bicycle flywheel,Perfectly run shifting systems.Good performance:High-precision threads ensure tight connection with the hub, smooth operation, accurate and reliable, and good performance.The bicycle flywheel is durable and convenient and easy to disassemble.We attach great importance to your shopping experience and will provide after-sales service attentively.