Secure design: Single cylinder deadbolt with keyed exterior and turn-button interior for everyday protection Enhanced safety: Anti-bump technology resists forced entry by preventing lock pin manipulation Fully reversible: Fits both left- and right-hand doors for flexible installation Standard fit: Compatible with 1-3/8 in and 1-3/4 in thick doors and 2-3/8 in or 2-3/4 in backsets Modern style: Matte black finish complements industrial, rustic farmhouse, or contemporary décor