Mudguard, Cup, Full Washers, Flat Washers, Form A
Fibre, Stainless Steel, Steel, TPE, Brass
5.6 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
2.6 mm, 4.85 mm, 5.3 mm, 2.25 mm, 6.5 mm
1.8 mm, 0.6 mm, 0.8 mm, 1.1 mm, 0.28 mm
M6, M3 (Form A), M20, M24, M5 (Form A)
DIN 6797A, BS 4320:1968, BS 4320G, BS 4320B, BS 4320