【Package Included :You will receive 2 replacement inner tubes (size: 4.10/3.50-4) with straight valves. Also called as 4.10 3.50-4, 410/350-4, 3.5-4 4, 4.1/3.5 4, 4.10 3.50 4, 4.10 3.50-4, 4.10/3.50-4, 4.10/3.50-4", 4.10x3.50-4 inch. 【High-Quality Material】: This replacement lawn mower tire tube is crafted from high-quality thick rubber that resists punctures and withstands extreme temperatures, sun exposure, and rain. It provides excellent load-bearing capacity, making it perfect for outdoor applications. 【Safety Explosion-Proof Design】: The tire inner tube is designed with explosion-proof protection. In the event of a puncture, an airtight seal is created immediately to prevent damage and injury to the user. It remains safe in any season and weather. 【Add Comfort to Your Ride】: The wheelbarrow inner tube features thick rubber that absorbs shocks, perfectly adapting to poor road conditions and bumpy roads. This makes the vehicle more stable during use, thereby reducing collisions and friction and ensuring the safety of the vehicle. 【Widely Applicable】: This universal wheelbarrow wheel replacement is suitable for trolleys, wheelbarrows, garden trolleys, lawn mowers, commercial vehicles, lawn trailers, and small tractors.