Universal 3.00-4 Inner Tubes – Designed for tires with a 10" outer diameter, 3" width, and 4" rim, these replacement inner tubes fit 3.00-4 (260x85) tires on hand trucks, dollies, lawn mowers, wagons, snow blowers, wood chippers, scooters, and more. Perfect for multiple applications, ensuring a secure and smooth ride. Heavy-Duty, Puncture-Resistant Design – Made from 100% natural rubber, these heavy-duty inner tubes instantly form an airtight seal when punctured, ensuring rider safety in any season and terrain. Smooth & Comfortable Ride – The thick rubber construction absorbs shocks, reducing vibrations and bumps while enhancing stability on rough terrain. Ideal for yard trailers, wheelbarrows, and electric scooters. Versatile & Reliable Performance – Whether for go-karts, pressure washers, air compressors, or generators, these durable replacement inner tubes provide long-lasting support and resilience, handling tough environments with ease. Easy Installation & Secure Fit – These 3.00-4 replacement inner tubes are quick to install, offering a snug fit for various equipment. Keep your trolleys, and wagons running smoothly with dependable, premium quality inner tubes. Universal 3.00-4 Inner Tubes – Designed for tires with a 10" outer diameter, 3" width, and 4" rim, these replacement inner tubes fit 3.00-4 (260x85) tires on hand trucks, dollies, lawn mowers, wagons, snow blowers, wood chippers, scooters, and more. Perfect for multiple applications, ensuring a secure and smooth ride. Heavy-Duty, Puncture-Resistant Design – Made from 100% natural rubber, these heavy-duty inner tubes instantly form an airtight seal when punctured, ensuring rider safety in any season and terrain. Smooth & Comfortable Ride – The thick rubber construction absorbs shocks, reducing vibrations and bumps while enhancing stability on rough terrain. Ideal for yard trailers, wheelbarrows, and electric scooters. Versatile & Reliable Performance – Whether for go-karts, pressure washers, air compressors, or generators, these durable replacement inner tubes provide long-lasting support and resilience, handling tough environments with ease. Easy Installation & Secure Fit – These 3.00-4 replacement inner tubes are quick to install, offering a snug fit for various equipment. Keep your trolleys, and wagons running smoothly with dependable, premium quality inner tubes.