Arrow Lock MK11-DD-15 Grade 2 Entry/Office Knob Lock

Arrow MK11-DD-15 Grade 2 Entry/Office Knob Lock delivers reliable security and accessibility in a sleek design. This Grade 2 cylindrical lock features a Darrin knob and a conventional cylinder, making it perfect for commercial applications where heavy-duty hardware isn't required. Finished in satin nickel, it combines visual appeal with functionality. Designed for ease of installation, the MK11-DD-15 requires a standard 2-1/8" bore through the door and is non-handed for versatility. Its cold-rolled steel lock chassis comes with a zinc dichromate finish, ensuring corrosion resistance. The lock accommodates door thicknesses ranging from 1-3/8" to 1-3/4" and offers multiple backset options, including the standard 2-3/8". The solid brass, 6-pin cylinder is keyed to a 5-pin standard and can be master keyed or grandmaster keyed, providing flexibility for various security needs. Supplied with two brass keys, this lock stands ready for immediate use. Additionally, it features a brass latch with a 1/2" throw and comes with a one-year limited warranty. Ideal for architects, designers, and contractors, the Arrow MK11-DD-15 simplifies compliance with accessibility standards while maintaining a sophisticated aesthetic.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Darrin 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