The NKP-ND socket holder is designed for fixing the electrical socket to the KP cable trays. Mounting of the NKP-ND holder to the KP cable tray is carried out with PPKP M6x12 (2x) bolt and PPKP M6 (2x) flange nut. It is made of stainless steel or galvanised sheet metal, optionally powder painted in the desired colour.