Mudguard, Cup, Full Washers, Form A, Flat Washers
Nylon, 301 Stainless Steel, TPE, Brass, Steel
12.5 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.1 mm, 25 mm, 5.3 mm, 2.25 mm, 6.5 mm
1.1 mm, 0.5 mm, 1.5 mm, 2.2 mm, 2.5 mm
M2.5, M3 (Form A), M16, M5 (Form A), M5
ASME B18.21.1, DIN 125A, DIN 7603A, BS 4320B, BS 4320