Arrow Lock MK12-BD-03 Grade 2 Storeroom Knob Lock

Arrow MK12-BD-03 Grade 2 Storeroom Knob Lock offers a robust yet elegant solution for commercial spaces requiring reliable access control. This Grade 2 storeroom cylindrical lock features a durable ball knob design and a conventional cylinder, ensuring both style and functionality. Finished in bright brass, it not only enhances the aesthetic appeal of any door but also provides corrosion resistance thanks to its cold-rolled steel chassis with a zinc dichromate finish. Designed with versatility in mind, the MK Series accommodates door thicknesses ranging from 1-3/8" to 1-3/4" and is available with different backset options, including the standard 2-3/8" and 2-3/4". This non-handed lock is easy to install and can be used in various commercial applications where heavy-duty hardware may not be required. The solid brass, 6-pin cylinder is masterkeyable, providing added security and convenience. Equipped with a standard "T" strike, the MK12-BD-03 meets ANSI F86 standards, making it an ideal choice for storerooms and office environments. With a one-year limited warranty, you can trust in the quality and performance of this Arrow lock, making it a smart investment for your security needs.

Grade 2 Storeroom Knob Lock

Grade 2 Storeroom Cylindrical Lock, Ball Knob, Conventional Cylinder, Bright Brass 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