Slide-Co 17755-W Cam Action Universal Window Sash Lock, White/Diecast White Finish Window Sash Lock Short Latch Latch Projects 3/8" From Front Edge Of Housing No Separate Keeper Diecast construction fits aluminum vinyl or wood double-hung windows Holds window securely closed Universal design 2-1/4in. hole spacing (1) Latch assembly (1) keeper and screws