Publisher: NIZADO. 【Double Cylinder Deadbolts】Combine the keyed entry door handle with the keyed double deadbolt provides an extra layer of security. 【Adjustable Latch】60mm(2-3/8″) or 70mm (2-3/4″); Fit all doors 35 to 45 mm ( 1-3/8″ to 1-3/4″)thickness; including all construction accessories.