XtremepowerUS 15.5" Flat-free Wheelbarrow Cart Wagon Non Flat Ribbed Tire 5/8" Bore Hub Width: 6" Tire Size: 15.5 in. x 4.80/4.00-8 Tire Type: Flat free Bore Diameter: 5/8" Bearings Included (THIS WHEEL TIRE IS NOT FOR HIGHWAY)