... DOT certificate Materail:aluminum(6061,6063,7116,7075) WM 1.40 Motorcycle alloy rims / racing motorcycle rim /alloy ... wheels MOTORCYCLE ALLOY RIM FOR ALL KINDS OF MOTORS ! ISO9001-2000Materail: aluminum(6061,6063,7116,7075) ... 15", 16", 17", 18", 19", 21" diameters: 1.20, 1.40, 1.60, 1.85, 2.15, 2.50 widthsSpokes holes:28,32 ... 0.5 1.40×122.50-1236+1.0 Φ335×52 2.75-12-0.5 1.40×142.50-1436+1.0 ...