• 2-3/4in (70mm) fixed backset latch
• Full 1in (25mm) solid core throw bolt for strength

The Master Lock Grade 3 one-sided deadbolt features an interior thumb-turn and no exterior keyway. It has a fixed 2-3/4 inches backset, with square or rounded corner strike plates. It offers ANSI GRADE 3 performance and the various finishes provide a sleek appearance. The 25 Mechanical 5 Finish Warranty provides peace of mind from a brand you can trust.