The fischer channel nut FSM Clix P quickly and easily connects the rails with each other and to the substrate with the construction elements SV and MW in the FLS mounting rails. The channel nut FSM Clix P is securely fixed by means of a 90° rotation. The contact tongue and the pronounced teeth of the channel nut make the installation process easier. fischer offers the FSM Clix P in the sizes M6, M8, and M10. The galvanized zinc version is suitable for installation in buildings. The fire protection certificate offers added safety.