Arrow Lock MK11-TA-05A Grade 2 Entry/Office Knob Lock

Arrow MK11-TA-05A Grade 2 Entry/Office Knob Lock offers a reliable and stylish solution for commercial access needs. Designed with a Tudor knob and finished in antique brass, this Grade 2 cylindrical lock is perfect for environments where heavy-duty hardware may not be required. Its non-handed design ensures easy installation on both left and right-hand doors, making it versatile for various applications. The lock features a cold-rolled steel chassis with a zinc dichromate finish, providing excellent corrosion resistance. It accommodates standard door thicknesses from 1-3/8" to 1-3/4" and requires a 2-1/8" bore for installation. The latch, made from brass, offers a 1/2" throw, while the latch housing is also steel for added durability. This lock is equipped with a solid brass 6-pin cylinder, compatible with Arrow's "A" keyway and can be masterkeyed for enhanced security. Supplied with two brass keys, the MK11-TA-05A also features a standard "T" strike, ensuring a secure fit. Whether for office or entry applications, the Arrow MK Series combines aesthetic appeal with functionality, making it an ideal choice for architects and contractors seeking accessible and reliable locking solutions.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Tudor Knob, Conventional Cylinder, Antique 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