KEYLESS LOCKING:The privacy door lever is suitable for bath, bed, and any room that requires privacy.The privacy lock can be locked inside the room using a button, and there is an emergency release mechanism outside the door lock HIGH DURABILITY:This privacy door lock is made of stainless steel material, which has excellent corrosion resistance and wear resistance.Meanwhile, the door lock also adopts a four pillar structure, bringing you a more durable and sturdy using experience ADJUSTABLE LATCH:60mm(2-3/8") or 70mm (2-3/4 ''). Fit all standard size doors 35 to 45 mm ( 1-3/8 '' to 1-3/4 '') thick. Please measure the door thickness and backsets before purchasing EASY INSTALLATION: Detailed installation instructions are recorded in the manual, and you only need a screwdriver to easily complete the installation. The reversible door handles support left or right hand installation PACKAGE LIST:Selected Lever, Mounting Screws, Installation Instructions knobelite Gold Door Handles interior Privacy Door Lever