Aluminum, Sliding Window Security Lock (4 Pack), Primeline Tools, Mfr#: U 9819

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 •Please refer to the line art drawing for dimensions and compare with your needs before ordering