2.80/2.50-4 Our company, as a manufacturer in China, specializes in the producing of wheelbarrow tyre and tube. 2.80/2.50-4 wheelbarrow tyre and tube for wheelbarrow / handcart size2.80/2.50-4 tyre patternwavedtyre ply rating2/4PRtube valve TR13/TR87quality guaranteeISO9001Our pneumatic wheels, solid and crumb wheels, semi pneumatic wheels, PU flat free, bearing rims, valves, inner tubes, and ...