Arrow Lock MK11-DD-04 Grade 2 Entry/Office Knob Lock

Arrow MK11-DD-04 Grade 2 Entry/Office Knob Lock combines functionality and style, making it an excellent choice for commercial environments. Designed with a Darrin knob and a conventional cylinder, this Grade 2 lock features a satin brass finish that enhances its aesthetic appeal while providing durability. Constructed from cold-rolled steel with a zinc dichromate finish, the lock chassis offers reliable corrosion resistance. It accommodates standard door thicknesses of 1-3/8" to 1-3/4" and requires a standard 2-1/8" bore for installation. With a reversible handing feature, this lock is adaptable to various door configurations. The solid brass latch includes a 1/2" throw, ensuring secure closure. In addition, the MK Series offers a variety of finishes and functions, providing design flexibility for architects and contractors. The lock is UL Listed and meets BHMA A156.2, Series 4000, Grade 2 standards, ensuring compliance with safety regulations. Supplied with two 5 pin brass keys, it can be masterkeyed for enhanced security options. Ideal for office and entrance applications, the Arrow MK11-DD-04 is a reliable, stylish solution to meet accessibility requirements while maintaining a professional appearance.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Darrin Knob, Conventional Cylinder, Satin 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