RideNow BMX Bike Tubes, TPU Inner Tube, 16/18/20", 45 mm Presta, 2 Pack

RideNow BMX Bike Tubes, TPU Inner Tube, 16/18/20", 45 mm Presta, 2 Pack

• 【Ultra-light 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
• 【Strong and 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
• 【Enhanced Air Tightness】These BMX bike inner tube feature 45mm presta valves.The internal design of the air rod is optimized, which makes it more airtight, and the air valve pad effectively reduces the friction between the tire tube and the pad.
• 【Fits Multiple Tire Sizes】This BMX series Inner Tube is compatible with many tire sizes: 16", 18",20" wheel sizes, fits tire widths 1.9-2.5 (Includes Bike Tube Patch Repair Kits). Ridenow offers three versions in weight for BMX series Inner Tube: 34、36、38g
• 【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