Bike Brake Callipers Concave Convex Washers. Material: Aluminium Alloy. Type: Concave/Convex. Thickness: about 0.3mm. Suitable for M6 screws.
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BOROCO Bike Brake Caliper Spacer Titanium Alloy Mountain Bike Brake Caliper Washer Concave Convex Lightweight Rustproof 4pcs Set for Cycling Enthusiasts Riders (Colorful)
HomeVortex E-Bike Brake Gasket Spacer 6-Hole Disc Washer, 44mm For BCD Support, Aluminum Alloy & Stainless Steel Bolts for Electric For Bike Scooter, 2.5/4/5mm Thickness(2.5MM balcK)
