Prime-Line Products U 11093 Keyed Diecast Chain Door Guard, 3-1/4″, Satin Nickel Finish

Amazon Price: $18.58 (as of September 18, 2020 12:45 pm – Details). Product prices and availability are accurate as of the date/time indicated and are subject to change.

Plated steel chain and Diecast keeper provides increased security while allowing viewing and ventilation. This chain door lock can be unlocked with key from outside or inside of the home. This lock engages by allowing the bolt to slide into the keyed mechanism to lock, and it uses a B1 keyway, ilco (1098M).