Arrow Lock MK12-TA-15 Grade 2 Storeroom Knob Lock

Arrow MK12-TA-15 Grade 2 Storeroom Knob Lock combines functionality with a sleek design, making it an excellent choice for commercial applications. This Grade 2 storeroom cylindrical lock features a Tudor knob and a conventional cylinder, all finished in a sophisticated satin nickel that enhances its aesthetic appeal. Built with durability in mind, the lock chassis is crafted from cold-rolled steel with a corrosion-resistant zinc dichromate finish. It accommodates a standard 2-1/8" bore through the door and is compatible with doors ranging from 1-3/8" to 1-3/4" thick. The non-handed design allows for easy installation, regardless of door orientation. The MK Series emphasizes accessibility without sacrificing style. With a brass latch featuring a 1/2" throw, this lock ensures secure access while offering versatile backset options of 2-3/8", 2-3/4", and more. It’s supplied with a solid brass 6-pin cylinder, compatible with master keying systems, and comes with two brass keys. Additionally, the MK12-TA-15 meets ANSI F86 standards and is UL listed, ensuring safety and reliability. Ideal for offices and storerooms, this lock provides a simple yet effective solution for your locking needs, backed by a one-year warranty for peace of mind.

Grade 2 Storeroom Knob Lock

Grade 2 Storeroom Cylindrical Lock, Tudor Knob, Conventional Cylinder, Satin Nickel Finish, Non-handed

Arrow MK Series offer the designer, architect and contractor simple solutions to accessibility requirements. Their clean designs, architectural finishes and available functions make them ideal for commercial applications where heavy duty grade one hardware may not be necessary.

The Arrow MK Series has a clear design and is a simple solution to accessibility requirements.

The MK Series is available in several finishes and functions that make them ideal for commercial applications where heavy duty grade one hardware may not be necessary.

• Lock Chassis – Cold rolled steel with zinc dichromate finish for corrosion resistance. Requires standard 2-1/8" (53.97mm) bore through door.
• Backset – 2-3/8" (60.32mm) standard. 2-3/4" (69.85mm), 3-3/4" (95.25mm) and 5" (127mm) available.
• Door Thickness – 1-3/8" (34.92mm) to 1-3/4" (44.45mm). Latch – Brass with 1/2" (12.7mm) throw.
• Latch housing is steel, with zinc dichromate finish for corrosion resistance. 7/8" (22.225mm) bore in edge of door is required.
• Latch Front – Brass, bronze or stainless steel. Standard faceplate for 2-3/8” (60.32.mm) backset measures 2-1/4” (57.15mm) x 1” (25.40mm) with a flat front, for 2-3/4” (69.85mm) backset standard faceplate measures 2-1/4” (57.15mm) x 1-1/8” (28.57mm) with beveled front 1/8” (3.17mm) in 2” (50.8mm). 
• Strike – Brass, bronze or stainless steel. Standard “T” strike measures 2-3/4" (69.85mm) x 1-1/8" (28.57mm). Optional ANSI A115.1 strike measures 4-7/8" (123.82mm) x 1-1/4" (31.75mm). All strikes have a 1-1/4" (31.75mm) lip to center dimension.
• Handing– Reversible.
• Cylinder, Standard – Solid brass 6 pin cylinder with Arrow “A” keyway, keyed to 5 pin for stock. Can be masterkeyed, grandmaster keyed and construction masterkeyed. Conventional cylinders are also available in a variety of competitive manufacturer’s keyways. Supplied with two 5 pin brass keys for stock. Available in Schlage CS keyway and other competitive keyways.

Resources

• MK Series Cut Sheet
• MK Series Dummy Knob Template
• MK Series Grade 2 Cylindrical Knob Locks Cut Sheet
• MK Series Template