(one broken back plate) very rare and unique antique door locks, back plates, door knobs, in great working condition they measure 4.25x8" and fit a 1.75" thick door. The knobs are steel the back plates are cast iron the lock is brass. The item "Antique Corbin Door Lock cast iron back plates steel knobs push button (2 lot)" is in sale since Saturday, September 1, 2018.This item is in the category "Antiques\Architectural & Garden\Hardware\Door Knobs & Handles". The seller is "ghsalvage" and is located in Los Angeles, California. This item can be shipped to United States.