The Rockbros 2018-1BS Simplu is a mechanical percussion bell designed to provide a clear metallic signal for cyclists. Its ultra-compact, minimalist profile ensures it doesn't clutter your handlebars, while the silver metal housing and robust mounting support offer durability for daily use. Equipped with an ergonomic lever for rapid activation, this bell is easy to operate during your ride. The universal mount makes it compatible with a wide range of bicycles, including city, mountain, road, and folding bikes, making it a practical choice for any rider who needs a reliable way to alert others on the road.