【Wide Application】Perfect fit for 4.10/3.50-4" Tires/Wheels. Great fit for wheelbarrow, lawn mower, hand truck, go cart, garden / utility / flat carts, ATV, snow blowers, yard trailers, dollies, trolleys, wagons, tractors, generators, air compressors, pressure washers and more
【Premium Material】These 4.10-4 wheelbarrow tire tubes are made of heavy duty butyl rubber, which has a longer service life and is good to use for all seasons
【Smooth & Safe】The butyl rubber 3.50-4 inner tube has better air tightness, tear resistance and shock absorption than natural rubber tube. Protect yourself from the brunt of rough terrain and explosive puncture. Make your ride smoother and safer
【Longer Service Life】RUTU go kart inner tube prevents the tube from tearing and leaking. These inner tubes wont need to be reinflated for up to 6 months. The maximum inflation pressure (P.S.I.): 30P.S.I
【Thick Valve Seat】Thickened rubber TR87 bent valve stem with enhanced seat seal prevents sand and dust from entering the inner tube and the tire. The tough rubber stem seat is also tear resistant to extend the service life of the valve