Additional Details ------------------------------ Product description: Locking handle has 3 keepers for special mounting applications: rim strike and surface strike for use on swing-in casements, and mortise strike for push-out casement windows. Used on old style wood casement windows. Brass plated Material: Diecast Casement window sash lock Locking handle has 3 different keepers for special mounting applications Rim strike and surface strike for use on swing-in casements, and mortise strike for push-out casement windows Used on old style wood casement windows. Style: Retro