Arrow Lock MK12-BD-26D-CS Grade 2 Storeroom Knob Lock

Arrow MK12-BD-26D-CS Grade 2 Storeroom Knob Lock delivers a robust solution for commercial accessibility needs. With its durable ball knob design and satin chrome finish, this lock combines functionality with style. The non-handed cylindrical lock features a conventional cylinder compatible with the Schlage C keyway, ensuring ease of use and security. Constructed from cold-rolled steel with a zinc dichromate finish, the lock chassis offers impressive corrosion resistance, making it suitable for various environments. It accommodates standard door thicknesses of 1-3/8" to 1-3/4" and requires a standard 2-1/8" bore. The brass latch provides a reliable 1/2" throw, enhancing security for storeroom and office applications. The MK Series is designed to meet the demands of commercial use without the need for heavy-duty hardware. The lock is reversible, allowing for flexible installation options. It is UL listed and meets BHMA A156.2, Series 4000, Grade 2 standards, ensuring quality and reliability. With a limited one-year warranty and a sleek, matte silver finish, the Arrow MK12-BD-26D-CS is an excellent choice for professionals seeking a dependable locking solution that meets both aesthetic and practical requirements.

Grade 2 Storeroom Knob Lock

Grade 2 Storeroom Cylindrical Lock, Ball Knob, Conventional Cylinder Schlage C Keyway, Satin Chrome 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