Arrow Lock MK11-DD-03 Grade 2 Entry/Office Knob Lock

Arrow MK11-DD-03 Grade 2 Entry/Office Knob Lock provides an ideal solution for commercial applications where heavy-duty hardware may be unnecessary. This Grade 2 Turn-Pushbutton entrance cylindrical lock features the elegant Darrin knob design, finished in bright brass for a polished look. The lock is designed for versatility, accommodating door thicknesses from 1-3/8" to 1-3/4" and is non-handed for ease of installation. Constructed from cold-rolled steel with a zinc dichromate finish, this lock ensures corrosion resistance, making it suitable for various environments. The standard 2-1/8" bore requirement and multiple backset options (2-3/8", 2-3/4", 3-3/4", and 5") allow for seamless integration into both new and existing doors. The solid brass 6-pin cylinder offers enhanced security and can be masterkeyed as needed. The MK Series is designed not only for functionality but also to meet accessibility requirements, making it a preferred choice for architects and contractors. With a 1-year limited warranty and UL listing, the Arrow MK11-DD-03 knob lock is a reliable and stylish addition to your door hardware selection.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Darrin 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