Prime-Line S 4634 Mailbox Lock ? Replacement, Multipurpose Mailbox Lock for Several Brands ? ILCO 1003M Keyway, Opens Counter-Clockwise with 90º Rotation, Nickel Finish (3 Sets) REPLACEMENT LOCK ? This multipurpose Prime-Line replacement mailbox lock is an easy fix and can easily replace lost or broken mailbox locks. Features 5 cams and an Hudson 1003M key WORKS FOR SEVERAL BRANDS ? This replacement mailbox lock works with several brands of mailboxes, including: American Device, Auth-Florence, Bommer, and Miami-Carey. 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 has a retaining hex nut and retaining clip