High grade steel wheel for truck and bus. Strengthened disc. Size available: 17.5 family, 19.5 family, 22.5 family, 24.5 fam High grade steel wheel for truck and bus. Strengthened disc. Size available: 17.5 family, 19.5 family, 22.5 family, 24.5 family. Size: 17.5x6.75, 19.5x6.00, 19.5x6.75, 19.5x7.50, 22.5x6.75, 22.5x7.50, 22.5x8.25, 22.5x9.00, 22.5x11.75, 22.5x13.00, 22.5x14.00, 24.5x8.25, 24. ...