... steel wheels in China for 17 years and our main products sizes are as follows:1. Forklift wheel rim/Engineering wheel rim:3.00 ... , 8.00x12, 6.50-15, 7.00-15,8.50-20, 6.00-20, 7.00-20, 7.50-20, 8.00-15 ... ,15X30,15X38,16X30,16X34,16X38. 3.Tubeless wheel rim:5.5x16, 6.0x16, 17.5x6.00, 17.5x6.75, 19.5x6.00, 19.5x6 ... /Tube wheel rim:5.50-15, 5.50-16, 6.00-16, 6.50-16, 6.00-20, 6.50-20, 7.00-20, 7 ...