A wheelbarrow tire is a piece of equipment commonly found in the garden shed of homeowners with a green thumb. They are a practical tool, however the nature of the work often leads to damaged tires. As the prongs pull the wheelbarrow through the soil, the tires are occasionally punctured or cut by severed roots or sharp rocks. If this is the case in your garden, you should consider a better on your replacement tire. The 4.80/4.00-8 Ogracwheel flat free wheelbarrow tire has big traction bars like a farm tractor tire. Under the tread, it also has extra plies needed to protect the tire from damage.--the wheelbarrow tires 4.80/4.00-8 comes with installed 3/4 ball bearing and 2 replacement 5/8 ball bearings in. Axle Shaft: 3.5 in. comes with additional plastic spacers for extendable hub length to 6 in.--Made of high-quality solid wheelbarrow tires 4.80/4.00-8 tire and wheel will never puncture or leak, feature high-performance bounce, feel and cushioning. Material: Foam.