SPINGO Metal TPU Inner Tube MTB 29 Inch / 27.5 26 Bicycle Pack of 2 Ultralight with Presta Valve 48 mm (MTB Inches x 2.1-2.5)

TPU tube mountain bikes: the size of the Spingo TPU inner tube with Presta valve is 48 mm. This MTB mountain bike tube is compatible with many tyre sizes 29/27.5/26 TPU Material:TPU inner tubes are lighter and sturdier than traditional butyl rubber tubes, providing better airtightness than latex. With a weight saving of 70% compared to standard butyl rubber inner tubes, this ultra-light TPU inner tube greatly reduces the rotating mass of your bike and makes your ride more agile. PORTABLE Measuring only 10.5cm x 6.5cm x 5cm, this inner tube is about 2/3 smaller than traditional butyl rubber inner tubes. This makes it easier to carry spare tubes and makes your ride more carefree. ENVIRONMENTALLY FRIENDLY The TPU inner tube is made of environmentally friendly thermoplastic polyurethane, which is 100% recyclable. BUY WORRY FREE If you encounter any problems after receiving our TPU inner tube, you can contact us at any time. We provide technical support and an after-sales guarantee.