Feature: 1. Fitment: Fits utility equipment that use tires and inner tubes that have an outer diameter of 16in/40.64cm, a width of 4in/10.16cm, and a rim diameter of 8in/20.32cm. 2. High Compatibility: This tire inner tube set is a perfect replacement part for trucks (dollies), trolleys, garden carts and trailers, wheelbarrows, wagons, pressure washer and air compressor carts, etc. 3. Uniformly Formed and Explosionproof: Inner tube is solid rubber tube that are evenly molded. When an inevitable puncture occurs, these inner tubes have a self sealing characteristic, which enables them to form an airtight seal around the puncture hole. 4. Fit for Heavy Duty Application: These NHS tires and thick inner tubes are capable of handling commercial level hauling tasks. Straight rib tires provide maximum traction without impact damage to the turf, while round shoulders allow effortless turns. 5. Advantages of Nylon Tires: The nylon tires are more elastic, which can alleviate the impact of the uneven road when the car is running, and prevent the tread and the cord ply from separating when the car is braked in an emergency. Specification: Item Type: Tire Inner Tube Set Inner Tube Material: Rubber Tire Material: Nylon Inner Tube Size: Approx. 4.80/4.00-8in / 12.19/10.16-20.32cm Tire Size: Approx. 4.00-8in/10.16-20.32cm RIM: 2.15x8in / 5.46x20.32cm Fitment: Fits utility equipment that use tires and inner tubes that have an outer diameter of 16in/40.64cm, a width of 3in/7.62cm, and a rim diameter of 8in/20.32cmAdvantages of Nylon Tires: The plies are arranged diagonally, which makes the tread and sidewalls strong. When properly inflated, it can ensure that the tire has good elasticity and sufficient load‑bearing capacity to meet the requirements of the automobile for the use of the tire. The tires are more elastic, which can alleviate the impact of the uneven road when the car is running, and prevent the tread and the ply from separating when the car is braked in an emergency. . Package List: 1 x Inner Tube1 x Tire