Ensure reliable performance and long-lasting durability with this set of 2PCS 4.10/3.50-4 Inner Tubes, expertly crafted from thick natural rubber for superior impact absorption, elastic damping, and excellent aging resistance. Designed to withstand rough terrains, these heavy-duty inner tubes provide enhanced safety and stability for your equipment. Key Features: · Premium Thick Natural Rubber Material: Offers outstanding tear resistance, shock absorption, and airtightness, ensuring durability and protection against punctures. · TR87 Bent Valve Stem: Equipped with heavy-duty bent valve stems that deliver excellent sealing and air retention, reducing the risk of leaks and maintaining consistent tire pressure. · Superior Impact and Puncture Resistance: Engineered to handle rough surfaces and heavy loads, these inner tubes protect your tires from damage, providing a smooth and safe ride. · Long-Lasting and Easy to Replace: Designed for quick and hassle-free replacement, minimizing downtime and keeping your equipment operational without delay. · Versatile Compatibility: Perfectly fits a variety of equipment including heavy-duty hand trucks, garden carts, lawn mowers, small tractors, snow blowers, utility carts, trailers, and more, making it an essential spare for tire emergencies. Specifications: · Item Type: Inner Tube · Size: 4.10/3.50-4 · Material: Thick Natural Rubber · Valve Stem Type: TR87 Bent Stem · Rim Size: 4 inches · Function: Puncture protection and reliable air retention Package Includes: · 2 x 4.10/3.50-4 Inner Tubes These 4.10/3.50-4 inner tubes are a dependable replacement solution designed to enhance the lifespan and performance of your tires. Their robust construction and superior sealing capabilities ensure your equipment remains ready to tackle any terrain with confidence.