Description
Speeds: 9 Speed, 13-32 Teeth: 13-14-15-17-19-21-24-28-32T, Weight: 1.21b(19.3oz)..Cog Material: High tensile steel. The internal thread has high precision, smooth rotation and easy maintenance..Easy to Install: This freewheel characterized by smooth rotation without much noise. High precision internal thread ensures close connection with bicycle hub..Unique Sprocket: The sprocket combines a specially positioned shift ramp and tooth profile to improve chain control during shifting..Compatibility: Shimano and SRAM transmission system. Compatible with standard threaded bicycle rear hub. Suitable for MTB, BMX, E-bike, hybrid bike, fat bike, cruiser bike and so on.