... and DOT certificate Materail:aluminum(6061,6063,7116,7075) WM 1.40 Motorcycle alloy rims / racing motorcycle rim /alloy wheels ... .Ability:1500pcs/dayAvailable Size: 10", 12", 14", 15", 16", 17", 18", 19", 21" diameters: 1.20, 1.40, 1.60, 1.85, 2.15, 2 ... Volume1.40×102.50-1036+1.0 Φ280×52 2.75-10-0.5 1.40×122.50-1236+1.0 Φ335×52 2 ... .75-12-0.5 1.40×142.50 ...