System accessory FSN WAN (Angle Stop). The FSN WAN Professional angle stop for guide rails securely fixes them to the workpiece and enables fast and precise angle cuts. It can be intuitively adjusted and operated and features a degree scale for quick positioning. The high-quality angle stop ensures accurate results and can be perfectly connected to the guide rail with the FSN VEL connector. It is suitable for precise guided angle cuts with Bosch FSN guide rails. This tool is compatible with Bosch guide rail systems.