3.50/4.10-18 Inner Tube with TR4 Straight Valve Stem for 110/90-18 Tire KL250 XL185S CRF230F XR185-2Pack - RUTU, QTY522X2

• 【Wide Compatibility】3.50/4.10-18 inner tubes fit KL250 1978-1979, XL185S 1979-1983, CRF230F 2003-2009, XR185 1979, MR175 1975-1977, TL125 1976, XT500 1976-1981, also fits 3.50/4.00-18,100/90-18,100/100-18,110/80-18,110/90-18,120/80-18 【Heavy-Duty, Leak-Resistant】100/90-18 inner tubes use premium butyl rubber, composition plus thickened sidewalls makes them puncture and explosion-resistant. They have excellent air retention/hold air for up to 90 days 【Durable & Leak-resistant Valves】TR4 straight valves are fitted into thick valve seats for enhanced durability. Pure copper dust caps have built-in rubber seals that keep out dust and water can function as a tool to remove the valve core 【Better Shock Absorption】350/410-18 inner tubes use Butyl adds to more stretch, shock absorption, impact and puncture resistance for a smoother ride 【Package Includes】2 x 3.50/4.00-18 inner tubes with TR4 straight valves + 2 x Red Stem Valve Caps + 2 x Black Stem Valve Cap + 1 x Valve Core Wrench + 5 x Brass Valve Stem Cores