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

Arrow MK11-DD-03-CS Grade 2 Entry/Office Knob Lock combines durability with functionality, making it an excellent choice for commercial applications. This Grade 2 cylindrical lock features a stylish Darrin knob design and is equipped with a conventional cylinder using the Schlage C keyway, ensuring robust security. With a bright brass finish, it not only enhances aesthetic appeal but also provides resistance to corrosion, thanks to its cold-rolled steel lock chassis coated with zinc dichromate. Designed for doors with a thickness ranging from 1-3/8" to 1-3/4", the MK11 accommodates standard backsets of 2-3/8", with options for 2-3/4", 3-3/4", and 5". Its versatile, non-handed design simplifies installation and use, while the solid brass latch boasts a 1/2" throw for added security. The lock is reversible, making it adaptable to various door orientations. With a fire rating of up to 3 hours and UL listings to ensure compliance with safety standards, the Arrow MK11-DD-03-CS is a dependable choice for those seeking a balance of accessibility, performance, and design. It includes two 5-pin brass keys and is backed by a one-year limited warranty, affirming its quality and reliability. Secure your spaces with ease and style using this exceptional knob lock.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Darrin Knob, Conventional Cylinder Schlage C Keyway, 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