1/4 in., Extruded Aluminum, Classic Bronze Painted, Thumbscrew Window Lock (2 Pack), Primeline Tools, Mfr#: U 9801

These thumbscrew window locks are constructed of heavy-duty extruded aluminum, and each come with a steel thumbscrew. Window locks like these are designed for use on older style horizontal and vertical sliding windows, manufactured with metal frames. The locks fit over the window frame fins and the thumbscrew locks into the outer face of the fin, which can be no thicker than 3/16 inch Other versions of this lock are available with non-marring shoes, with larger/thicker frame fin capacity, with dual thumbscrews for double the holding power, and with single and dual Allen head set screws for tamper-resistant installations. •Compatible with both horizontal and vertical sliding windows •For use with older style, metal framed windows •For use with sliding windows that have a maximum of 3/16 inch thick frame fins •Made of heavy-duty extruded aluminum with steel thumbscrew •These sliding window thumbscrew locks come classic bronze in color •Ideal for use as secondary security locks, often used for ventilating or securing windows in closed position •No tools needed for installation •Please refer to the line art drawing and compare with your original item before purchasing