The KM series plastic, variable trough-insert, handles can be mounted in a simple and secure manner via screws with threaded brass bush. The mounting process involves placing the front part of the handle into the opening in the housing and then connecting it with the rear end. The handle is locked in position with three aforementioned screws. This mounting method is suited for 1 to 5 mm thick panels. The KM series is manufactured out of glass-reinforced thermoplastic (PA 6) with fine-grain structure in visible surface and available in 4 colors. Additionally it is provided with galvanized oval-head screws according to DIN 7985 standard.