Arrow Lock MK04-TA-26D Grade 2 Patio Door Knob

Arrow MK04-TA-26D Grade 2 Patio Knob offers a seamless blend of functionality and style for commercial settings. Designed specifically for accessibility, this Grade 2 cylindrical lock features a Tudor knob design and a non-keyed configuration, making it an excellent choice for inner office or patio applications. The lock is finished in a sleek satin chrome, providing a modern aesthetic that complements various architectural styles. Constructed with a cold-rolled steel chassis and zinc dichromate finish, this lock ensures durability and corrosion resistance. It accommodates standard door thicknesses between 1-3/8 inches and 1-3/4 inches, with a standard 2-1/8 inch bore required. The 1/2 inch throw latch is made of brass, enhancing the lock's reliability. Additionally, the reversible handing allows for versatile installation options. The Arrow MK04-TA-26D lock is UL Listed, meeting BHMA A156.2, Series 4000, Grade 2 standards, making it a trustworthy choice for commercial environments. Its simple design not only adheres to accessibility requirements but also provides ease of use without compromising security. Backed by a one-year limited warranty, this patio knob lock is a solid investment for professionals seeking quality door hardware solutions.

Grade 2 Patio Knob

Grade 2 Patio Cylindrical Lock, Tudor Knob, Non-Keyed, 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