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Marks USA 71A/3 Metro Mortise Lock Entry Function 2-3/4" BS

Marks USA 71A/3 "Metro" Mortise Entry Door Knob With Double Cylinder Deadbolt Lockset 2-3/4" Backset, Bright Brass
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Marks USA 71A/3 "Metro" Mortise Lockset 2-3/4" Backset Bright Brass. Keep the entry doors on your commercial or residential property secure with the Marks USA Brass Entry Knob with Double Cylinder Deadbolt. The lock features a brass finish for durability, and a double cylinder deadbolt offers excellent security for your entry door.

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Manufacturer Marks USA

Trim Specifications:

  • Exterior: Steel reinforced brass plates with cylinder recess, 10" x 2-3/4". Polished brass finish (US 3). Wrought brass, knob, 2-1/4" diameter with two set screws. Two piece 9/32" steel swivel spindle. 
  • Interior: Steel reinforced plate 7" x 2-1/4". Polished brass finish (US 3). Wrought brass knob, 2-1/4" diameter with two set screws. 
  • Cylinder: 1-1/8" long solid brass, 6 pin with 2 keys. 
  • Strike: 4-7/8" x 1-1/4" x 3/32" thick, 5/8" curved lip. Conforms to ANSI spec., A115.1. 
  • Door Thickness: 1-5/8" to 2-1/4" standard. 

Lock Specifications: 7 Series (2-3/4" Backset)

  • Lock Front: 8" x 1-1/4" steel backplate with brass cover plate. 
  • Deadbolt: Cast 1" throw, steel reinforced. 
  • Latch: Solid brass, 1/2" throw (reversible). 
  • Rocker Switch: Locks or unlocks exterior lever. 
  • Hub Lock Arm: (to lock hub) Steel 1/8" thick . 
  • Hubs: 9/32" on square. 
  • Case: High pressure cast Zamac, baked powder coat finish.