10 Bottle Cage Screw Hole Cover. Reusable Design: Allows multiple insertions and removals without damaging the screw threads. Material:rubber. Color:black.
Black M5 Rubber Screw Hole Cover for Bike Frame Bottle Cage Mounting Areas
NexRen 10 Pack M5 Bicycle Screw Hole Covers, Rubber Dust for Bottle Cage Mounting Holes, Waterproof Protection for Mountain Road Bike Frames, Black 1x1cm