2-Pack/4-Pack SPINGO TPU Inner Tube 700C x 23C-32C with 48mm/60mm/80mm Presta Valves, ‌Ultralight TPU Tubes 700C for Road Bike TPU Inner Tube Portable Spare Tire for Training and Cycling

2-Pack/4-Pack SPINGO TPU Inner Tube 700C x 23C-32C with 48mm/60mm/80mm Presta Valves, ‌Ultralight TPU Tubes 700C for Road Bike TPU Inner Tube Portable Spare Tire for Training and Cycling

• Presta Valve: Spingo TPU inner tube 700c is compatible with many tire sizes: 23/25/28/30/32c, the sizes of the presta valve are 48mm, 60mm, and 80mm.
• Three Presta Valve Options – 48mm / 60mm / 80mm: Match your rim depth – 48mm standard, 60mm mid-depth, 80mm deep carbon rims. This ultra-light TPU inner tube upgrades 700c road bike tires for quicker acceleration, better road feel, and responsive handling. Ideal for cycling, climbing, racing, training, and commuting—a durable, lightweight bike tube replacement.
• Upgrade TPU Material: The Spingo TPU Tube 700c is up to 70% lighter than traditional butyl, reducing rotating weight for faster acceleration and climbing. A smart upgrade from butyl, this lightweight road bike inner tube offers excellent air retention, durability, and a compact design, delivering race-level performance with everyday value for road racing, training, and high-speed riding.
• Portable & 46g Ultra-Light: SPINGO TPU tubes can Pack down to 4.45in × 1.38in × 1.18in, making it far more portable than traditional butyl tubes—easy to stash in a saddle bag or jersey pocket. At just 46 grams, this TPU inner tube 700c saves up to 110g per wheel vs butyl inner tubes for better handling, faster climbs, and a smoother ride. The 46g TPU build is more durable than ultra-thin 26g TPU tubes, with strong puncture resistance—an ideal lightweight road bike inner tube.
• Easy Install for Road Bike: SPINGO TPU tubes match the 700c road bike tire size, check rim tape, and remove debris inside the tire. Slightly pre-inflate (max 0.5 PSI), insert the Presta valve straight, tuck the tube evenly (no twists), and mount the bead slowly to avoid pinch flats. Check both sides for any tube showing before inflating. Never exceed 5 PSI outside the tire. Need help? Message us anytime for support.