Heavy Duty Bike Tube Size:Used For most 12/12.5" x1.75"-2.25"(12 1/2 X 2 1/4) (ETRTO:45/57-203) Kid/Road/mountain tire. Compatible Size:12x1.75 12x1.90 12x1.95 12x2.0 12x2.125 12x2.25 12.5x1.75 12.5x1.95 12.5x2.0 12.5x2.10 12.5x2.125 12.5x2.25 12 1/2 x 2 1/4 AV32mm Schrader valve.
Better Performance: Butyl Rubber Better Shock Absorption Butyl adds more stretch, shock, impact and puncture resistance for a smoother ride. They provide better shock and vibration absorption properties for a smoother ride.
Good Air Tightness: High butyl rubber content adds better air retention to prevent air leakage. The butyl rubber inner tube can hold air for a long time without leaking.
Heavy Duty Premium Durability: Heavy duty 12/12.5x1.75/2.25(12 1/2 x 2 1/4) inner tube weight is 30% heavier than normal inner tube. Thicker than a regular inner tube, it is more airtight and can withstand higher pressure. Can withstand high strength impacts.
Easy To Use: Easy and quick to install, you can search the corresponding tutorials online to install it. When you inflate your tires, follow the inflation guide and replace the old tire inner tube in minutes to save time and efficient.
Package Include: 1 pc 12/12.5x1.75/2.25(12 1/2 x 2 1/4) heavy duty Inner Tube
Customer Support: Please feel confident about your purchase, our team is ready to assist you with any questions or concerns, please feel free to ask us for please feel free to ask us for help.
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Package Contents: 12/12.5x1.75/2.25(12 1/2 X 2 1/4) AV32mm Schrader Valve Heavy Duty bike tube(x1)