20/31.8mm Adjustable MTB Bike Disc Brake Bracket Converter Frame Adapter Mounting Holder

Refitting bracket can refit normal bicycle to update into disc brake bicycle
It is adjustable,and the bracket can be adapted from normal bicycle application into disc brake bicycle
It is pretty convenient for outdoor cycling, which is a necessity for cyclists.
Features: Durable, Easy to Use, Bike Accessory

Colour:black
Material:steel

Package Contents:
1 x disc brake modification bracket

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.