... ,is a professional manufacture and exporter the wheel barrow(hand truck), hand trolley, wheel barrow tire, tool cart tire and so ... .75-19,21"----2.75-21,3.00-21 etc. Tubeless motorcycle tyre 3.00-10, 3.50-10, 90/90 ... ,3.60H18,130/80-17 8 inch small solid rubber wheels/tires 8x1.75