Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Satin Chrome - Optional Handing Choose Handling:Right Hand Reverse Antique Brass Door Prep 2-1/8"

Antique Brass Door Prep 2-1/8" Backset Adjustable 2-3/8" or 2-3/4" Door Thickness 1-3/8" - 1-3/4"Doors standard Door Handing Reversible

A-4 Dongle - For FCC ID: M3M(N)40821302 - Chrysler/Dodge Prox Type 47 AES

ANSI: L13171

UPC # 811490017535

DEX-ED2000T-CLRM-R-KDC-SP28

Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Satin Chrome - Optional Handing Choose Handling:Right Hand Reverse Antique Brass Door Prep 2-1/8"Marks USA has been a primary manufacturer of Ornamental Iron Storm Door locks for many years. During that time, many innovative improvements were developed to increase the reliability and ease of installation. Innovations includes the "Uni Lock" model with single screw assembly, elimination of threaded swivel spindles in favor of the more secure thru bolted design, helper springs in lever rose sets, and steel hubs for greater endurance.