Grade 3 security. Packaged adjustable latch (AL), interchangeable for 2 3/8" or 2 3/4" backsets with a square face, radius corner face and round face (RFL) deadbolt latch. Key retracts bolt from exterior, turnpiece operates bolt from interior. Full 10 year mechanical warranty. 5 year finish warranty. Keying information: Code K6: Order full case of 6 and receive 6 keyed alike.