Prime-Line Window Lock This is an extruded aluminum lock with steel thumbscrew used on metal horizontal sliding windows. Allows you to lock window in the closed or ventilating position. It can fit up to a 1/8 inch wide rail. Comes in a natural aluminum finish.
-Used to secure sliding window in a closed or ventilating position -Thumb turn screw secures lock in place -Fits up to 1/8 inch thick rails -Extruded aluminum construction -Used as a secondary lock -No tools required for installation