Marathon, 4.80/4.00-8, Universal Fit Wheelbarrow Tire, Ribbed Tread, With Wheel Assembly, 3" Centered Hub, 5/8" Ball Bearings, 400 LB Load Capacity, Includes Spacers To Convert 3" Centered Hub To 7" Hub Length & 3/4" Bearings To Accommodate Larger Axle Size, Inflate With Manual Pump Only, Not For Highway Use.