CYCLAMI 4pcs 46g TPU Inner Tube 700x32/35/37/40/47C MTB29 inch x

• [Ultra-lightweight] Bicycle TPU tube weighs only about 46g, which is about 100g lighter than conventional butyl rubber inner tubes or latex inner tubes, and 200g lighter for a pair of front and rear tubes. • [Compatible with various tire sizes] This TPU tube is compatible with many tire sizes.Compatible with tire sizes of 700x32/35/37/40/47C, MTB29 inch x 1.5-2.9.Since it is a valve, it has excellent airtightness.Valve length: 65mm. • [Reduced Rolling Resistance] The TPU inner tube is designed to be lighter and more compact than traditional 200g rubber tubes, reducing the friction forces produced by the tire for maximum speed and performance.This is a TPU tube developed for bicycle racing. • [Improved Performance] The TPU road bike tube uses a special TPU material, which greatly improves durability, and the TUP material is water resistant and has excellent load-bearing and impact resistance.It is highly portable as it can be folded compactly. • [Caution] If air leakage occurs due to initial failure, please contact us.Please first inflate very lightly to 3psi pressure before installation.This makes installation easier.However, exceeding 5PSI can cause irreparable expansion!When using the product, please read the included instruction manual carefully and use it correctly.