Camden Door Controls, CM-1000 Series surface mount switches meet the stringent demands of key switch controls. They are designed for use with standard 1", 1 1/8", or 1 1/4" mortise cylinders. Fabricated from 1/4" thick aluminum, into a one-piece die-cast construction, with unique Camden Door Controls features. All controls provide for 1 or 2 switch configurations. The CM-1000 Key Switch is supplied with a weather-resistant aluminum utility box, with a 1/2" threaded opening and close-up plugs. Also included are rubber gasket, brass cylinder lock ring, 4-socket / slotted screws, and 2-tamperproof screws with driver. The mortise cylinder is available separately from Camden Door Controls. The design and construction make it ideal for all weather environments. The complete assembly is tamper and vandal-resistant.