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.
Details: Our speed freewheel is made of high-quality metal, corrosion-resistant, high-performance, and durable. The rotation is smooth without excessive noise; the high-precision internal thread ensures a close connection with the bicycle hub and runs smoothly; it provides fast riding speed and reduces the amount of work required. Small size, easy to install on the bicycle.
