Marks Hardware 21AC/3RHR-W Knob x Plate Trim is a robust double cylinder mortise lock that seamlessly combines security and style. Designed for durability, it features a solid brass trim with a polished brass finish that enhances any entrance. With a 2-1/2 inch backset and a reversible mortise lock, this model offers versatile installation options to meet various door requirements. Equipped with a 1-inch bolt and a 1/2-inch latch projection, this lock provides reliable protection for your storeroom or entrance doors. The Marks "A" keyway, along with its 5-pin design, ensures high security while allowing for easy key duplication with two keys provided. The thru-bolted mounting system enhances stability and strength, while the spring-loaded captivated spindles ensure smooth operation. This mortise lock is right-handed reverse, making it suitable for a variety of applications. With a lifetime mechanical warranty, Marks Hardware guarantees the lock's performance and longevity, making it a wise investment for both building professionals and homeowners looking for reliable security solutions. Upgrade your security with the Marks Hardware 21AC/3RHR-W, where innovation meets elegance in door hardware.

Knob x Plate Trim, Double Cylinder Mortise Lock with Latch and Deadbolt, 2-1/2in Backset, Marks A Keyway, 5 Pin, Right Hand Reverse, Front 1in x 7-1/8in, 605/US3 Bright Brass

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.

Features:

• Lifetime mechanical warranty
• Thru-bolted, solid brass trim
• Spring loaded captivated spindles
• Reversible mortise lock 1" backset
• 1" bolt, 1/2" latch projection

Specifications:

• Door thickness: 1"
• Series 9 lock body, Backset: 2-1/2"
• Reversible mortise lock: 1" bolt, 1/2" latch projection
• Lock front: 1" x 7-1/8"
• Cylinder: Marks "A" keyway, 5 pin w/ 2 keys; keyed alike-6

Functions:

• Keyed Single Cylinder, with Deadbolt: DW/F/FW: Single cylinder panic proof
• Keyed Double Cylinder, with Deadbolt: AC: Entrance
• Dummy Trim: DT: Full dummy

Finishes:

• 3 - Bright brass
• 32D - Stainless steel
• 10B - Dark bronze
• 26D - Satin chrome