Anti-lost: The mailbox lock comes with two identical keys. Dimensions: This mailbox lock measures 1.7cm (outer diameter) and 2.2cm (length), and can fit panels up to 0.8cm thick. High-quality material: It is made of high-quality stainless steel, durable for long-term use. Compact and safe. Easy to install: Easy to install with cam nut and cam, and opens by rotating 90°. Multiple applications: It provides the best protection for kitchen drawers, desks, cabinets, mailboxes and cabinets.