Replacing the hardware on your rear wheel is quick and easy. Comes complete with instructions. (Not compatible with Mini Micro).

To install:

1. Using two Allen keys, insert one into the square side of the bolt and hold it steady. Insert the second Allen key into the round side of the bolt and rotate counterclockwise to loosen.
2. Replace with new bolt and screw. Tighten down, holding the square side steady with one Allen key and rotating the other Allen key clockwise in the round side.