General description Replacement inner tubes designed for 4.80/4.00-8 inch tires, perfect for a variety of equipment including lawn mowers, hand trucks, wheelbarrows, and more. Made from premium-quality, heavy-duty rubber, these tubes are built to last and are ideal for home, professional, and commercial use. Technical specifications Size: 4.80/4.00-8 inch Outside diameter: 15.5 inch Maximum inflation: 30 PSI Material: Rubber Color: Black Mounts on an 8 inch rim Compatibility and accessories Compatible with wheelbarrows, lawn mowers, hand trucks, garden carts, yard trailers, dollies, wagons, generators, snow blowers, pressure washers, air compressors, wood chippers, and more. Installation Only inflate with a manual pump to avoid overfilling. Not for road/highway use. Usage Replace the tube instead of buying a new tire when you have a flat. Other information