Inner Tubes 2.50/2.75-18 with TR4 Valve for 80/90-18 Motorcycle Dirt Bikes 2 Pcs
【Durable & Leak-resistant Valves】TR4 straight valves are fitted into thick valve seats for enhanced durability. Valve Stem Style – TR4 straight stem. 【Butyl Rubber】High Butyl rubber content adds better air retention to inner tubes to prevent air leakage.