This mountain bike and road bike cable protection sleeve is an ideal partner for gear shift cable cores and brake conduits. It can effectively protect the cables and has a dust-proof function. In terms of specifications, there are oil-injected conduits, with each bag being 3 meters long, which can meet different usage needs. There are also sizes of bicycle inner tube dust plugs available. It has strong adaptability and can be adapted to all kinds of mountain bikes and road bikes. Whether it's for daily cycling or professional races, it can perform well. In terms of quality, it is strictly controlled during the production process, with reliable quality. It can provide long - term and stable protection for the bike's cables, ensure the normal use of the cables, reduce cable damage caused by the entry of dust and other impurities, and extend the service life of the cables. It has a wide range of uses. As a cable protection sleeve, it can be used for gear shift cable cores and brake conduits, providing reliable protection for the bike's gear shift and brake systems and ensuring the safety and smoothness of the cycling process. Both cycling enthusiasts and professional riders can have a good experience using this product.