9 Speed Cassette for Mountain Bike 11-36T Fit for Mountain Bike, Road Bicycle, MTB, BMX, Mountain Lightweight Bicycle Freewheel

【Compatibility】High quality 9-speed cassette, 11x36 Cogs: 11-13-15-17-21-24-28-32-36T. Suitable for Road bike ,MTB ,BMX and so on , Compatible with VG Sports /Shimano and SRAM transmission system., 【Material】This flywheel is made of high-strength steel and hardened technology. This flywheel can ensure an even rotation of the chain, has a higher wear resistance, high strength, rust resistance and no deformation, wear resistance and durability., 【Detail】High precision internal thread ensures close connection with bicycle hub.smooth rotation and easy maintenance.Hollowing technology to further reduce weight without reducing rigidity,make riding lighter. Weight: 428g., 【Unique Design】The unique design wheel can easily control the speed change function. Hollow design reduces the weight and strain caused by long term riding. The flywheel provides fast driving speed with less effort and does not produce too much noise, 【Easy Installation】Professional manufacturing, you can directly replace your old or damaged flywheel. There is no need to make any adjustments to the transmission. The bicycle cassette is a perfect replacement for the old flywheel with all functions.