Marks Mortise Lockset, Entry, Standard Trim & Faceplate Fixed Knob & Spindle 2-1/2″ Backset


Product Overview

Secure the entry door of your commercial or residential property with the Marks USA Brass Entry Knob with Double Cylinder Deadbolt. The attractive brass finish is durable, and the double cylinder deadbolt brings security to your doorstep.

  • Fits 1-3/8 – 1-3/4 in. interior and exterior doors
  • Ideal for wood or metal apartment entry doors
  • Reversible design
  • 1-1/8 in mortise cylinder
  • Includes a flat-ball doorknob with surface-mounted knob-plate trim
  • Brass finish for durability
  • Thumb turn throws the bolt on the inside
  • 1 in. double cylinder deadbolt offers excellent security
  • Includes hardware for easy installation
  • Includes 2 keys
  • Meets ANSI Grade 2 specifications




Assembled Depth (in.): 2.125 in
Assembled Height (in.): 4.875 in
Assembled Width (in.): 2.125 in
Deadbolt bore hole diameter (in.): 1
Deadbolt cross bore diameter (in.): 1
Deadbolt strike height (in.): 4.875
Deadbolt strike width (in.): 1.25
Deadbolt throw length (in.): 1.25
Deadbolt trim ring diameter (in.): 1.25
Knob bore hole diameter (in.): 2.125
Knob cross bore diameter (in.): 2.125
Knob Diameter (in.): 2.125
Knob housing height (in.): 2.125
Knob housing width (in.): 2.125
Knob strike height (in.): 4.875
Knob strike width (in.): 1.25
Knob/lever throw length (in.): 1.25
Maximum door thickness (in.): 1.75
Projection (in.): 2.5625


Application Type: Entry
Backset size (in.): 2-3/8
Commercial/Residential: Commercial, Residential
Deadbolt strike: Square corner
Deadbolt Type: Single Cylinder Deadbolt
Door Lock Style: Classic
Door Locks & Knobs Product Type: Keyed Knobs
Features: Easy Installation
Finish: Brass
Hardware Finish Family: Brass
Included: Hardware
Interior/Exterior: Interior/Exterior
Knob material: Brass
Knob strike: Square corner
Knob style: Flat ball
Lock Type: Keyed Entry
Material: Other
Minimum door thickness (in.): 1.375
Number of deadbolt pins: 2
Number of Pins: 2
Product Weight (lb.): 4
Security/ANSI Grade: ANSI Grade 2 (Better)
Single or Double Cylinder Deadbolt: Single
Total Number of Keys Included: 2

Warranty / Certifications

Certifications and Listings: ADA Compliant
Manufacturer Warranty: Lifetime Mechanical Limited Warranty: MARKS USA warrants that its products are free from defects in materials and workmanship. This warranty is limited to the lifetime of the door on which our lock is installed. In the event our product does not conform to this warranty, MARKS USA will repair or replace the product free of charge.
UPC Code: 703014000072


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