REPLACEMENT LOCK – This multipurpose Prime-Line replacement mailbox lock is an easy fix and can easily replace lost or broken mailbox locks. Features 1 cam and a Hudson 1003M key WORKS FOR SEVERAL BRANDS – This replacement mailbox lock work with Bommer Hook and C-8724 mailboxes INCLUDES – Replacement lock kit includes a total of 5 zinc-plated steel cams, brass pins, a spring steel locking clip and 2 keys. LOCKING SECURITY FEATURE – This lock has a security feature that prevents the key from being removed when in the unlocked position, which prevents forgetting the key, and ensuring the mailbox is locked every time it’s used. NOTE – This mailbox lock unlocks by turning the included keys in a in the counter-clockwise direction and a retaining clip