Know the contents of your lockers are safe with a high-security solution. This built-in combination deadbolt lock is perfect for deterring tampering and theft. Use on 5 and 6-tier box lockers with hinges on the right. 7 pre-set combinations for extended use Manual deadbolt with 5/16" throw 3-digit dialing combination with 5-pin tumbler key plug Metal dial with grip ring and non-slip coating Nut channels for easy installation