MADE FROM PREMIUM RUBBER, BUILT TO LAST: Made with quality heavy duty rubber, inner tubes are highly durable and perfect for home, professional and commercial/industrial use COMPATIBLE WITH A WIDE VARIETY OF EQUIPMENT: Usable with wheelbarrows, lawn mowers/tractors, hand trucks, garden/utility/flat carts, garden trailers, dollies, trolleys, generators, snow blowers, pressure washers, air compressors, wood chippers and more Bent inner tube TR87 metal rods. Suitable for the following specifications and vehicles: 4.10x3.50 Inner Tube 4 inch Tire 4 inch Inner Tube Trolley Tube Snow Blower Tube Tr87 Inner Tube Tire 3.50-4 Inner Tube Fits 4.10 / 3.50-4 Tire Inner Tubes Inner Tube 3.50-4 Trolley Tire 4 inch Inner Tube Inner Tube 4.10 3.50-4 DON'T BUY A NEW TIRE - JUST REPLACE THE TUBE: No need to buy a new tire when you have a flat, simply replace the tube and you'll be back up and running Color:Black Material:Rubber Package Contents: 6x Inner Tube Only the above package content, other