CompX National D4300 Mailbox Lock Key Blank M3-0658, M3-1112
CompX National is the only USPS authorized manufacturer of USPS-L-1172C mailbox locks. CompX National Key Blank D4300 fits Mailbox Locks C9100 and C9200, the only mailbox locks to meet and exceed USPS specifications USPS-L-1172C for USPS-STD-4C mailboxes.
|Used On||Compx National Mailbox|
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