The genuine Fischer FMVB P variable fastening element, item number 547832, is a crucial component for the Fischer FUS installation system. Made from S235 JR steel (material number 1.0037) and zinc-plated for enhanced corrosion resistance, it is specifically designed for securely fixing pipes, ventilation ducts, and various equipment to FUS mounting rails. This element ensures easy and quick installation by simply turning it into the rail. It offers broad compatibility with a range of FUS rails, including 30/15, 30/30, 30/48, 30/60, 40/40, 40/60, 40/80, and 40/120, and is engineered to support a maximum recommended load of 0.7 kN.