External Tooth, Mudguard, Internal Tooth, Full Washers, Form A
Stainless Steel, Fibre, TPE, Brass, Steel
7.99 mm, 15.5 mm, 12 mm, 6.9 mm, 11.88 mm
2.6 mm, 5.3 mm, 4.85 mm, 2.25 mm, 6.5 mm
8.1 mm, 1.2 mm, 1.6 mm, 2.5 mm, 0.28 mm
M24, M3, M5 (Form A), M20, M4
DIN 6797J, ASME B18.8.1, ASME B18.21.1, BS 4320B, DIN 7603A