The MSS-63S surface mount contact system offers reliable security monitoring for your access control needs. This versatile 2.5-inch contact features an open loop design with convenient 12-inch leads for flexible installation. The universal mounting capability makes it adaptable to various door and window configurations. Each pack includes 10 brown-colored units that blend seamlessly with wood trim and dark surfaces. The contact system comes with necessary installation tools for straightforward setup. Manufactured in the US by Magnasphere, these surface mount contacts are designed for durability and consistent performance in access control applications. The compact form factor allows for discreet placement while maintaining effective monitoring capabilities. Ideal for both residential and commercial security installations where reliable door and window position sensing is required.