Spring, Cup, Mudguard, Full Washers, Form A
Steel, Brass, Vulcanised Fibre, TPE, Stainless Steel
24.4 mm, 3/4" X 3" X 1/4", 15.5 mm, 6.9 mm, 11.88 mm
6.4 mm, 16.2 mm, 5.36 mm, 2.25 mm, 6.5 mm
0.4 mm, 1.2 mm, 0.5 mm, 1.6 mm, 0.28 mm
M2, M5, M6, M5 (Form A), M3
ASME B18.22.1
ASTM F844, BS 4320B, BS 4463, ASME B18.21.1, DIN 125A