Andersen&reg; #7191-32 Sash Lock & Keeper (Right Hand) in White (1974 to 1995) This Amerock sash lock is for a right hand unit. A right hand unit will have the sash lock on the right side as viewed from the interior of your hom Works with Primed Wood Casement Windows manufactured 1974 to 1980. Works with Perma-Shield Casement Windows manufactured 1979 to 1995. Works with Perma-Shield Awning Windows manufactured 1981 to 1995.