RideNow 2-Pack Gravel Bike TPU Inner Tube 700 x 32C-47C MTB 27" 28" 29"

Details

• Ultralight Inner Tube: Made of thermoplastic polyurethane elastomer material (TPU), reduce weight, 70% lighter than the old butyl rubber inner tube. Makes it easier to carry and more sensitive
• Enhanced Air Tightness: These road bike inner tube feature presta valves.The internal design of the air rod is optimized to make it more airtight. The application of the valve pad rubber effectively reduces the friction between the tire tube. Choose from metal&TPU 45/65/85mm valve lengths to suit your bike rim
• Strong & Puncture Resistant: The new TPU material has good puncture resistance, wear resistance, durability and anti-aging. They ward off sudden flats and maintain stable performance, even at lower tire pressures. In addition, the TPU material is oil and water resistant, and has excellent load-carrying capacity
• Compatible with Multiple Tyre Sizes: This gravel bike inner tube is compatible with multiple tire sizes: 700/32C-47C and MTB 27"x1.25-29"x1.75 (includes a tire repair kit). Gravel bike inner tube weight: 45 grams.
• Proper Inflation Instructions: To prevent irreversible damage, avoid overinflating the inner tube when not installed in the tire. When installing, start with an initial inflation of 0.5 PSI, ensuring that the inner tube adheres closely to the tire's inner wall