About this item

• TUBES SIZE:4x schrader valve inner tubes which is suitable for most road bike/gravel bike/mountain bikes 38mm-45mm tire, compatible with 700c/29/27.5 bicycle wheel tire. The bicycle inner tube is made of high quality butyl rubber. This premium rubber is 8 times more airtight than natural rubber and is not prone to rupture due to temperature changes. Compatible sizes: 700x38c / 700x40c / 700x42c / 700x43c / 700x45c / 29x1.5 / 29x1.75 / 27.5x1.5 / 27.5x1.75 Schrader Valve 35mm 48mm.
• PERFECT AFTER SALES SERVICE: Package include: 4 x bike inner tubes.The most important thing for us is your satisfaction.If you have any not satisfied, welcome to consult.If the product is damaged, Please contact us to provide you with a new.Promise not to be satisfied can return.
• MATERIAL: Made with outstanding butyl rubber,Perfect airtight.Butyl rubber has higher air tightness than natural rubber and is the most suitable material for manufacturing inner tubes.The Material of tire levers is Nylon.Strong.It is not ordinary plastic. It is stronger and harder to break.
• - User-friendly: Our inner tubes are compatible with 700/29"/27.5" wheels (ensure compatibility with your tires before buying). The 35mm schrade valve works well with most standard rims. Installing the tubes is fast and simple. Refer to the inflation guide when pumping air into your tires. Replacing an old inner tube is a quick and efficient process that saves time.
• HIGHER QUALITY: The pipe wall thickness is 1.1mm, which is 15% thicker than other brands. Higher air tightness and can withstand higher pressure. Capable of high-strength impact. Air leakage test:Each inner tube was subjected to a 24-hour leak test. At the same time, it has the advantages of good sealing performance, anti-aging, shock absorption and so on. The butyl rubber replacement tube absorbs the shock on the bumpy road, making the riding more comfortable and safe.