2 PCS 8.5 Inch Heavy Duty Scooter Inner Tubes, 8 1/2 x 2 (50/75-6.1) TR4A Straight Stem Valve Tire Tubes Compatible with 8 1/2x2 8.5x2.0 Xiaomi M365/Pro 2/1s Electric Scooter Tire Tubes

Thickening design: 40% thicker than ordinary inner tube, thickness of 2.0mm; For increased durability, the thicker inner tube walls also better absorb shock and vibration for a smoother ride.

• Compatibility: Compatible with a wide variety of scooters, bikes, and more- This 8.5 x 2 inner tube fits most gas and electric scooter models. Such as compatible with xiaomi m365/m365 pro/pro 2/1s/gotrax gxl v2 electric scooter.
• High Air Tightness: The 8.5-inch inner tube features a high butyl rubber content for superior air retention and leak prevention.
• Superior Material: Butyl rubber better shock absorption, but also adds more elasticity, shock absorption, shock and puncture resistance, smoother ride.
• Reinforced Design: Our 8 1/2x2 scooter inner tube is 40% thicker than standard inner tubes; The thicker inner walls not only enhance durability but also better absorb shocks and vibrations, ensuring a smoother riding experience
• Pure Copper Valve: Valve made of pure copper made of pure copper, corrosion resistance is not easy to leak, TR4A straight valve is more beautiful.
• Package Include: 2 Pcs 8 1/2 x 2 Heavy Duty Inner Tubes
• After-sales Service: If you have any questions about the product within 180 days of purchase, you can contact us, we will do our best to solve the problem for you!