Arrow Lock MK11-TA-15-CS Grade 2 Entry/Office Knob Lock

Arrow MK11-TA-15-CS Grade 2 Entry/Office Knob Lock offers a reliable and stylish solution for commercial applications where heavy-duty hardware is not a necessity. This Grade 2 turn-pushbutton cylindrical lock is designed with a classic Tudor knob and a satin nickel finish, ensuring both functionality and aesthetic appeal. Constructed from cold-rolled steel, the lock chassis features a corrosion-resistant zinc dichromate finish, making it suitable for long-lasting use. The non-handed design allows for versatile installation on doors with a thickness ranging from 1-3/8" to 1-3/4". Its standard 2-1/8" bore accommodates various backsets, including 2-3/8" and 2-3/4", ensuring compatibility with a wide range of door types. The Arrow MK Series lock includes a solid brass 6-pin cylinder, keyed to a 5-pin for convenience and security, and two brass keys are provided. With a fire rating of 3 hours and compliance with ANSI standards, this lock is both safe and reliable. Its clean design and multiple finish options make it an ideal choice for architects, designers, and contractors seeking accessible door hardware solutions. The Arrow MK11-TA-15-CS is the perfect blend of durability and elegance for any office or entryway.

Grade 2 Entry/Office Knob Lock

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