Item Type: 3.50/4.006 Inner Tube Material: Rubber Product Color: As Pictures Shown Tire Specification: 3.50/4.00-6 Product Weight: Approx. 226g / 8.0oz Tire Valve: Straight Valve Applicable Models: Suitable for Hand Trucks, Lawn Mowers, Yard Trail Cars and Wheelbarrows Package List 1 x 3.50/4.006 Inner Tube Before installing the inner tube, check the rim opening. There should be no burrs on the rim opening, and the tyre installation tool should not be sharp to avoid puncturing and prying the inner tube. 1Applicable Models: The 3.50/4.006 inch inner tube is suitable for hand trucks, lawn mowers, yard trail cars and wheelbarrows. 2Rubber Material: Made of high quality rubber material with stable internal structure and strong flexibility, the inner tube can fully meet the international standard airpressure. 3Pneumatic Inner Tube: The pneumatic inner tube can absorb the vibration of bumpy roads to ensure comfortable and safe driving. 4Straight Valve: The 3.50/4.006 inner tube comes with straight valve, which is very convenient to inflate. 5Perfect Replacement: With fine workmanship, excellent performance and strong practicability, it can directly replace the old or damaged inner tube.