Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si 1. SIZE: 4.10/3.50-6 inner tube 2. Replacement for wheelbarrows, garden and utility carts, lawn mowers, tractors, hand trucks, trailers, dollies, , wagons, generators, snow blowers, pressure washers, compressors, wood chippers and more 3. HEAVY DUTY: Made from isobutylene isoprene rubber, NOT recap, which is better in tightness, elastic damping and aging resistance than natural rubber. Heavy duty and durable 4. NOTE: Please check the size of your equipment's existing tire/tube. If it is the right size, it should work just fine. Not for highway 5. EASY INSTALL Feature: Inflatable Valve: TR87 bent metal Valve Stem Colour: black Material: rubber Package Contents: 2 x inner tubes Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.