Set of 2 inner tubes, size 18 x 8-8, with TR13 valve, compatible with 18 x 8.50-8 tractor and lawnmower tires

18 x 8 – 8 Inner Tube with TR13 Valve – Ideal for Tractors, ATVs, and Garden Machinery. Compatible with 18 x 8.00 – 8 and 18 x 8.50 – 8 tires. TR13 straight rubber valve, perfect for rims with a 15 mm hole. Suitable for agricultural, gardening, and off-road utility use. Durable, flexible, and long-lasting rubber, even at low operating pressure. Easy to fit, ready to use – professional quality. These inner tubes are puncture-resistant, made of butyl, a highly elastic and airtight type of synthetic rubber. Depending on the compound used, different product qualities are available: these inner tubes offer exceptional airtightness and elasticity and can be used for a wide range of tire sizes.