Bottom Bracket Nuts Mountain Bike Road Bike Screw Waterproof

Features:

bottom bracket nuts for mountain bikes can effectively prevent water, sand, , . from entering the bottom bracket, effectively increasing the service life of the bottom bracket. Mountain bike road bike dead-speed bottom axle steel screw, diameter 8mm, suitable for ordinary square hole bottom axle, bottom axle is not suitable, use two screws on bottom axle

Specifications: Material: Steel Weight: about 13g Application: Bicycle square hole central Suitable for 8mm wrench

Package Contents: screw* for 2