... New alloy and welding technique to assure quality WM 1.20 Motorcycle MX rim/Motorbike wheel rim/Street bike rim ... 1500pcs/dayAvailable Size: 12", 14", 17", 18", 19", 21"diameters; 1.20, 1.40, 1.60, 1.85, 2.15, 2.50, 3. ... the trame Volume1.20×162.25-1630.5+1.0 Φ440×45 2.50-16-0.5 ... 1.20×172.25-1730.5+1.0 Φ460×45 2.50-17-0 ... .5 1.20×182.25-1830.5+1.0 Φ480×45 2.50-18 ...