Rippin Moto 2.50/2.75-17 (70/100-17) Replacement Inner Tube 3MM Thick Heavy Duty Inner Tube Crafted with superior materials and a heavy-duty 3mm thick construction, this inner tube is designed to withstand the toughest riding conditions and provide maximum durability. Our 3 mil thickened tubes provide advanced pinch and puncture resistance to prevent explosive ruptures and potential harm to both you and your motorcycle. 100% Natural Rubber With a 12MPA tensile strength our 100% natural rubber tubes have excellent elasticity - resisting twisting and splitting from the valve stem base. With a size of 2.50/2.75-17 (70/100-17), this inner tube is the perfect fit for OEM and after-market front tires of most mini dirt bikes with 90/100-17 tire size suitable for Honda trail bikes 110cc 125cc 140cc. Features HIGH QUALITY 2.50/2.75-17 (70/100-17) Replacement Inner Tube HEAVY DUTY 3.0MM THICK - 100% Natural Rubber TR4 VALVE STEM FOR OFF-ROAD & MOTOCROSS TIRES FREE 6 MONTH REPLACEMENT (just pay shipping/handling) Premium TR4 Valve Stem The TR4 valve stems features short, straight, and threaded designs that offer both ease and safety during inflation, and are firmly seated in the tubes via vulcanization. Whether you're an off-road enthusiast or a motocross racer, our HD inner tubes are designed to provide you with the elasticity and thickened protection you need to tackle any terrain. So, why wait? Make the most of your ride and ensure maximum durability and resilience with our Heavy Duty Inner Tube for off-road motorcycles and motocross bikes. Scan QR code on product box to register your FREE 6-MONTH replacement (Just pay S/H)