The Prova railing system is a component based, easy to install, interior and exterior railing system. The system offers up to 18 different configurations. Wall Terminal for Cable is installed at the end of a run when terminating to a wall. Mount plate onto wall - solid wood backing must be used. Do not use drywall anchors. Install terminal onto plate using pin supplied. Carefully thread cable into terminal while cable is slack. Tighten fitting as required.