Size:2.75/3.00-21" Replacement inner tube, also fits 80/90-21, 80/100-21, 90/100-21 and 90/90-21 or 2.75-21 or 3.00-21 tires tube. Fit vehicle with 21” tires that are between 2.75'' to 3.00'' wide.
HEAVY DUTY 3.0MM THICK: 2.75/3.00-21 dirt bike tube Made with 3.0mm thicken natural rubber, 2.75-21 tube this inner tube is designed to withstand the toughest riding conditions that absorbs shocks, bumps and hollows Let's begin the adventure !
SAFE & EXPLOSION-PROOF:ENHANCED DURABILITY & SAFETY: 3.00-21 Inner tubes are engineered to withstand the challenges of rough terrain, featuring advanced pinch and puncture resistance that prevents explosive ruptures and potential harm to both your motorcycle and yourself. 3.00-21 tire tube Safe in any season or weather condition.
TR4 VALVE STEM: The TR4 valve stems 3.00-21 dirt bike tube feature short, straight, and threaded designs that offer both ease and safety during inflation. 2.75-21 tube are also expertly molded to prevent pinching, resist twisting, and avoid splitting from the valve stem base, ensuring maximum protection and performance. 2.75/3.00-21 tire tube preventing explosive punctures that can cause damage to your bike or injury to the rider.