Prime-Line Defender Security Zinc-Plated Aluminum Sliding Window Lock 2 pk

These sliding window locks are constructed of extruded aluminum and come in a zinc-plated finish. They feature improved tightening capabilities with the plastic wrench which aids in securely locking of windows in closed or ventilating positions. These locks include a steel thumbturn fastener and a large plastic wrench for easy tightening and less strain on fingers and wrist. Locks of this type are easy to install and are used by many to increase the security of their home.