Arrow Lock MK11-TA-26D-IC Grade 2 Entry/Office Knob Lock

Arrow MK11-TA-26D-IC Grade 2 Entry/Office Knob Lock combines style and security in a robust design suitable for commercial applications. This Grade 2 turn-pushbutton entrance cylindrical lock features a Tudor knob and comes in a sleek satin chrome finish that adds a modern touch to any door. Designed with accessibility in mind, the MK Series is perfect for spaces where heavy-duty hardware isn’t necessary, while still meeting essential security standards. The lock chassis is crafted from cold-rolled steel with a zinc dichromate finish, ensuring durability and corrosion resistance. It requires a standard 2-1/8" bore through the door and accommodates door thicknesses between 1-3/8" and 1-3/4". The Arrow MK11 is reversible, making installation straightforward, and features a solid brass 6-pin cylinder with the Arrow "A" keyway, which can be masterkeyed for added flexibility. With a 1/2" throw latch and various backset options available, this lock is adaptable to different door configurations. Backed by a one-year limited warranty, the Arrow MK11-TA-26D-IC is a reliable choice for architects, contractors, and homeowners seeking quality door hardware that balances function and aesthetics seamlessly.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Tudor Knob, SFIC Less Core, Satin Chrome 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