This slim line window sash lock is constructed of diecast metal and comes in a corrosion-resistant, black painted finish. This sash lock is designed to fit vertical sliding, single hung and double hung windows constructed of aluminum, vinyl and wood. The cam-action lock helps hold the window securely closed, and with its universal design it is compatible with windows built from a variety of manufacturers. The mounting holes are spaced apart at 2-1/4 inch on center, and they are set back from the edge with a 3/8 inch hole offset.