Heavy Duty Dirt Bike Inner Tube Set for 80/100-21,2.75/3.00-21,90/90-21,90/100-21,90/80-21 Tube -TR4 (2-Pack)

80/100-21 tube

• 【Package】80/100-21 (2.75/3.00-21) inner tube 2pcs
• 【Compatible】Our Inner Tubes Fit 80/100-21,2.75/3.00-21,90/90-21,90/100-21,90/80-21 Tube
• 【Premium Material】Our The inner tube of butyl rubber has strong air tightness, which is several times that of ordinary inner tubes;Butyl rubber is not prone to aging, has strong antioxidant capacity, and is more durable and long-lasting to use
• 【SAFETY】Heavy-duty inner tube. When and if punctured, it immediately creates an airtight seal to prevent damage, destruction and injury to the rider. Safe in any season or weather condition.
• 【Convenient】Tube type design makes fixing as simple as installing on your existing wheel and inflating with a hand pump. No Special Tool Required, The Inner Tube can be replaced within 5 Minutes