Arnold 15.5-Inch Wheelbarrow Wheel with Knobby Tread Replacement wheelbarrow wheel 480/400 x 8", 15.5" pneumatic tire 500 lb. load rating 6" hub length and 5/8" ball bearing Tubeless tire with knobby tread Replacement wheelbarrow wheel Fits wheelbarrows of correct size Tubeless tire features knobby tread for traction 480/400 x 8", 15.5" pneumatic tire 5/8" ball bearing, 6" hub length, and 500 lb. load rating