2-Pack SPINGO TPU Inner Tubes for 700C and MTB Bicycles

We are a group of cycling enthusiasts dedicated to enhancing the cycling experience, whether on trails or roads, powered by muscle or electric motor. As engineers, our ambition is to offer top-tier, quality products. We make sustained efforts to optimize our tubes and innovate product ranges. This is just the start of a fascinating journey for us tube engineers. We believe that new technologies and high-tech materials will revolutionize the bike tube industry.

【Suitable for various sizes】 Our Spingo TPU inner tube 700c is compatible with a wide range of tire sizes: 23/25/28 30/32c. The presta valve sizes available are 48mm, 60mm, and 80mm, ensuring a perfect fit for your bicycle.

【TPU Material】 TPU (thermoplastic polyurethane) inner tubes are lighter and stronger than traditional butyl rubber. They also have higher air tightness than latex. Compared to ordinary butyl rubber inner tubes, the use of this TPU ultra-light inner tube can reduce the weight by 70%, significantly decreasing the rotational mass of the vehicle, resulting in a more flexible and responsive ride.

【Portable】 The size of our bicycle inner tube is only 4.45in 1.38in 1.18in, which is about 2/3 the volume of a traditional butyl rubber inner tube. This compact size reduces the burden on the bicycle, making the overall ride experience lighter and more convenient.

【Environmental protection】 Our TPU (thermoplastic polyurethane elastomer) inner tube is made from a green and environmentally friendly material that can achieve 100% recyclability, promoting sustainability in the cycling industry.

【Buy with confidence】 After you receive our TPU inner tube, no matter what problems you encounter, you can contact us at any time, and we will provide technical guidance and a comprehensive after-sales guarantee. We stand behind the quality of our products and are committed to ensuring your satisfaction.

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