80/100-12 3.00-12 Inch Rear Back Inner Tube 90cc 125cc Dirt PIT TRAI Pro Bike Inner tube with up to 45% rubber content provides excellent stretchiness and will not burst easily. RUTU strong and duarable inner tube! 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. Package Includes/ Warranty - The package comes with 2 pcs of 3., 00-12 inner tubes, 2 pcs. Suits most 90cc, 110cc, and 125cc dirt bikes tires Suitable For Most Dirt Pit Bikes - UNIVERSAL FIT 3., 00/3., 50-12 DIRT BIKE INNER TUBES - 2-pack inner tubes fit most 12-inch dirt bike tires that are 3., 00 inches to 3., 50 inches wide., Same size as the 3., 00-12 tube and fits 80/100-12 dirt bike tire. The valve seat is thickened and won’t easily tear. The property for wear resistance, aging resistance, heat resistance, low temperature resistance and so on is the best., 3., 00-12 inner tubes fit most 12-inch dirt bike tires that are 3., 00 inches to 3., 50 inches wide. Heavy-Duty, Leak-Resistant - This 80/100-12 heavy duty inner tubes have a rubber content that is 45% higher than others. They feature a 480% stretch rate resulting in better shock absorption and longer service life. They have excellent air retention / hold air for up to 90 days Suits most 90cc, 110cc, and 125cc dirt bikes tires. Fitment - 3.00-12 dirt bike inner tube for CRF50 XR70 KLX110 KLX110L KX60 KX65 PW80 TTR 90/100 TAOTAO bikes... Every purchase is covered by our 1-year replacement warranty. copper dust caps, and 2 pcs., plastic dust caps. Dirt Bike Inner Tube 125cc Dirt Bike Mini Dirt Bike 2-Pack) AR-PRO 3.00/3.50-12" s With TR4 Valve Stem - 80/200-12 Motocross Replacement Inner Tubes Compatible With Honda CRF50/XR70, Yamaha TTR 90/100, And More 3.00-12 Motorcycle Tube For Pit Bikes 90cc 125cc