Compatible Fit Fits 4.80/4.00-8 tire tube applications for wheelbarrow, garden cart, hand truck, dolly, and other 8 inch pneumatic tires. Replaces 4.80/4.00-8 tire inner tube, 4.80/4.00x8 tube, and 4.00-8 inner tube models with standard rim size.Strong Butyl Rubber Made from durable butyl rubber for reliable air retention and protection against punctures. Ideal for 4.8/4.00-8 tire tube and 4.80-8 tire tube replacements used in landscaping and utility transport.TR13 Straight Valve Includes straight TR13 valve for easy inflation with standard air pumps. Compatible with tire tube 4.80/4.00-8 and wheelbarrow inner tube 4.8/4.00-8 used in lawn carts, sack barrows, and more.Quick Installation Easy to install in any compatible 8 inch tire rim. Perfect for DIY use, this 4.80/4.00-8 tube installs in minutes and is compatible with 480/400-8 tire tube configurations.Versatile Application Use as a replacement for 4.80/4.00-8 tire and tube, or as a backup for emergency repair. Suitable for inner tubes for tires on carts, garden wagons, and utility wheels with 4.80-4.00-8 tube size.