Yqwwda L-1172C Mailbox Lock Replacement - Nickel Finish, 3 Keys, Easy Install

Premium Replacement Lock for L-1172C Mailboxes

The Yqwwda L-1172C mailbox lock replacement is a durable, ready-to-install solution designed to replace National L-1172C locks used in C9100 mailbox systems. Built to endure daily use and seasonal weather, this lock aims to restore secure, smooth access to your mail without the frustration of a worn or lost lock.

Crafted for reliable performance, the lock features a zinc alloy body with a rolled nickel cylinder surface and corrosion-resistant galvanized fittings. These materials are chosen to stand up to the elements and bring long-term stability to your mailbox, whether at a home, apartment complex, or small business facility.

Why upgrade this lock?

• Compatibility with L-1172C mailbox models makes upgrading or replacing straightforward when a lock fails.
• Three included keys provide convenient access options and reduce the risk of lockouts caused by lost keys.
• Durable construction and weather-ready finishes support consistent operation in outdoor and indoor settings.

What’s Included and How It Works

• 1 replacement mailbox lock, 3 identical keys, and necessary hardware for installation.
• Clear, step-by-step instructions included to guide a quick swap by most users.

Usage Scenarios and Real-Life Benefits

For homeowners, property managers, and business owners, this replacement part offers a practical option to restore secure mail access with minimal downtime. Expect smoother operation when turning the key, fewer key-related inconveniences, and improved control over who can access mail, all without committing to a full mailbox replacement.

Note that results can vary based on the specific mailbox model and setup. This is a replacement part designed to support security and functionality, not a guaranteed outcome in every scenario.