A. This general-purpose mountain bike handlebar grip plug is a practical bicycle accessory specifically designed for bicycle handlebars, combining the functions of a grip and a plug. B. It is made of rubber, with a soft and elastic texture. During daily cycling, it can effectively reduce the friction between the handlebar and the hand, improving the comfort of cycling. At the same time, the rubber material also has certain anti - slip properties. Even during long - distance cycling or when the hands are sweating, it can ensure that the cyclist holds the handlebar firmly, guaranteeing cycling safety. C. Its model is BS - 1.0, with good versatility and can be adapted to various types of mountain bikes. Whether you are commuting daily or engaging in high - intensity cycling activities such as mountain off - road, this handlebar grip plug can meet your needs well. D. If you are looking for a practical bicycle handlebar grip plug, then this product is worth considering. It will improve your cycling experience to a certain extent.