General description Premium replacement inner tube designed for various equipment including wheelbarrows, lawn mowers, hand trucks, trailers, dollies, wagons, generators, snow blowers, pressure washers, and wood chippers. This inner tube is available in sizes 4.10/3.50-6 or 4.00-6, ensuring compatibility with a wide range of applications. Technical specifications Size: 4.10/3.50-6 or 4.00-6 Material: Isobutylene isoprene rubber Valve: TR87 bent metal valve stem Color: Black Measurement allowed error: +/- 1-3 cm Installation Easy to install Ensure to check the size of your equipment's existing tire/tube before replacement Usage Not for highway use Other information Package Contents: 2 Inner Tubes Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.