Arrow Lock MK11-DD-26D-CS Grade 2 Entry/Office Knob Lock

Arrow MK11-DD-26D-CS Grade 2 Entry/Office Knob Lock offers a reliable and stylish solution for your door hardware needs. This turn-pushbutton entrance cylindrical lock features the elegant Darrin knob design and comes finished in a sleek satin chrome, making it a perfect fit for various commercial applications. Designed with practicality in mind, the MK Series is ideal when heavy-duty grade one hardware is unnecessary. Constructed from cold-rolled steel with a corrosion-resistant zinc dichromate finish, this lock ensures durability and longevity. It accommodates standard door thicknesses ranging from 1-3/8" to 1-3/4" and is non-handed, allowing for versatile installation. The lock chassis requires a standard 2-1/8" bore, with a 2-3/8" backset, and includes a solid brass 6-pin cylinder featuring the Schlage C keyway. The MK11-DD-26D-CS is UL Listed and meets ANSI F109 specifications for entry/office functions, providing peace of mind for security needs. With a 1/2" bolt projection and a standard T-strike, this lock balances practicality with aesthetic appeal. Two brass keys are included, ensuring immediate usability. Elevate your accessibility solutions with the Arrow MK Series, designed for modern commercial environments.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Darrin 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