CYCLAMI TPU Inner Tube 63g Ultra Light MTB27.5/29inch X 1.9-2.5

• [Ultra Light] Bicycle TPU inner tube weighs only about 65g, which is about 100g lighter than traditional butyl rubber inner tubes or latex inner tubes, and 200g lighter for a pair of front and rear tubes.Recommended for: Racers and high performance riders who are particular about lightness. • [Compatible with mountain bike tire size] Compatible with MTB27.5 inch x 1.9-2.5 tire size.Valve length: 45mm.Compatible with many mountain bikes. • [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. • [Durability] Bicycle TPU tire tubes are made of special TPU material, which greatly improves durability, and the TUP material is also 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.