Features:
Useful and practical.
It is pretty convenient for outdoor cycling,which is a necessity for cyclists.
It is adjustable,and the bracket can be adapted from normal bicycle application into disc brake bicycle.
Also,it can be converted into ordinary bicycle disc brakes bicycle.
You can manipulate and operate it easily as well as freely.

Specifications:
Style No.:DS3001
Color: Black
Material: Metal
Interior Diameter: Approx. 22mm,31.8mmm(optional)
Crank Weight : Approx. 70g

Notes:
Please allow for size deviation caused by manual measurement. 

1 X Brake bracket