This Prime-Line Sash Lock is built to last and styled to accentuate a wide variety of window units. Diecast constructed and finished in a powder coat white enamel polish, the sash lock is made to withstand the test of time while adding a clean and crisp look to both single and double hung windows. The sash lock can be used on both vinyl and wood vertical sliding windows, with 2-1/4 inch mounting hole centers and installation fasteners included allowing for an easy and stress-free install process. This Prime-Line sash lock is used by many window manufacturers to help provide increased security to the home.