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

Arrow MK11-TA-26D-CS Grade 2 Entry/Office Knob Lock offers a robust yet elegant solution for commercial spaces. Designed with a Tudor knob and finished in a modern satin chrome, this cylindrical lock balances functionality with style. Its Grade 2 rating ensures durability without the need for heavy-duty Grade 1 hardware, making it ideal for various applications. The lock features a reversible, non-handed design, which simplifies installation across door thicknesses of 1-3/8" to 1-3/4". A standard 2-1/8" bore and a 7/8" bore for the latch make it compatible with most standard doors. The cold-rolled steel lock chassis boasts a zinc dichromate finish for enhanced corrosion resistance. The solid brass 6-pin cylinder, keyed to a Schlage C keyway, allows for master keying options and comes with two brass keys. Furthermore, the MK Series is engineered to meet accessibility requirements while providing a smooth user experience. The standard faceplate and strike dimensions ensure a seamless fit, while the fire rating of 3 hours adds an extra layer of security. With a limited one-year warranty, the Arrow MK11-TA-26D-CS is a reliable choice for architects, contractors, and knowledgeable homeowners alike.

Grade 2 Entry/Office Knob Lock

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