Mail Box Lock, Threaded barrel, 5 pin tumbler, Two C0106 keys included.

• Replaces Riopel (C1/C2/C3), CMC (C4), GHM (C5/C6) and others.
• Insert mail box lock through hole in door.
• A threaded body lock uses a 7/8" (22 mm) hex nut. Slide over lock body. Tighten securely.
• Choose 1 of 6 cams (included) which most closely resembles cam of mail box lock you are replacing. Place correct cam over rear post in exactly same position as original lock.
• Place star washer over cam. Thread 1/2" (13 mm) hex nut over washer onto post and tighten.