[Widely Used] The 4.80/4.00-8 tube perJK-FEct compatible with home,garden/utility use. usable with Lawn Mowers, Hand Trucks, Wheelbarrows, Garden Cart, Snowblower, flat carts, yard trailers, dollies, trolleys and more. [JK-FEature--wheel barrow inner tube 4.80/4.00-8] Heavy Duty Replacement Inner Tube Made of high-quality rubber, which is better in air tightness and aging resistance. The 4.80/4.00-8 tube is very durable. [SaJK-FE--4.80/4.00-8 inner tube] Straight valve inner tube has 30 PSI maximum inflation. Only inflate with manual pump to avoid overfilling. Not compatible with road/highway use. [Easy to Install--4.80 x8 tube ] The heavy duty inner tubes are easy to install,No need to buy a new tire when you have a flat, simply replace the tube and you'll be back up and running. Becompatible withe installing, check to see if the inner tubes are completely sealed by putting them in water, if there are any bubbles, they are already damaged. Measurement:4.80/4.00-8inch JK-FEature: Manual pump inflationMaximum inflation: 30 PSI Colour:blackMaterial:rubberPackage Contents:2 x tireOnly the above package content, other products are not included.Note: Light shooting and difJK-FErent displays may cause the color of the item in the picture a little difJK-FErent from the real thing. The measurement allowed error is +/- 1-3cm.