Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH
Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH
Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH
Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH
Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH
Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH
Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH

Marks USA - Series 21AC - Ornamental Iron Mortise Lockset - Double Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LH/RH

Available: In Stock
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  • Product SKU: MRK-21AC/3-W-LHR
  • MRK-21AC/3-W-LHR / RHR
    Item number: 7072

    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.

    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"
    • Thru-bolted solid brass trim assemblies
    • Spring loaded captivated spindles
    • Cylinder: Marks “A” keyway, 5 pin w/ 2 keys; keyed alike-6 
    • Lifetime Mechanical Warranty

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Series 21/ac lock

MRK-21AC/3-W-LHR / RHR
Item number: 7072

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.

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"
  • Thru-bolted solid brass trim assemblies
  • Spring loaded captivated spindles
  • Cylinder: Marks “A” keyway, 5 pin w/ 2 keys; keyed alike-6 
  • Lifetime Mechanical Warranty

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