Sliding patio door lock

Made from a high impact plastic with a spring loaded 5/16" diameter steel pin. The housing securely mounts to the patio door face with four mounting screws, the pin extends and locks 1/2" with a slight downward push, then releases with the tap of your toe on the housings face. Truth hardware's patio door lock is used by several patio door manufacturers. Part# 17cw45, white plastic