Arrow Lock MK11-BD-03 Grade 2 Entry/Office Knob Lock

Arrow MK11-BD-03 Grade 2 Entry/Office Knob Lock offers a reliable and stylish solution for commercial spaces requiring durable hardware without the need for heavy-duty grade one locks. Designed with a ball knob and featuring a conventional cylinder, this Grade 2 cylindrical lock is ideal for accessibility and everyday use. Crafted from cold-rolled steel with a zinc dichromate finish, the lock chassis ensures corrosion resistance and longevity. It accommodates standard door thicknesses from 1-3/8" to 1-3/4" and requires a 2-1/8" bore, making installation straightforward. The non-handed design allows for easy adaptability in various applications. The MK Series boasts a polished brass finish, enhancing its aesthetic appeal while maintaining functionality. With a solid brass 6-pin cylinder, it can be masterkeyed, grandmaster keyed, or configured for other keyways, providing flexibility for security needs. Additionally, the lock features a 1/2" throw latch and is equipped with two brass keys for immediate use. This lock is UL listed and meets the BHMA A156.2 requirements, ensuring it stands up to commercial standards. Arrow MK11-BD-03 is a dependable choice for architects, contractors, and building professionals seeking quality and value in door hardware.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Ball Knob, Conventional Cylinder, Bright 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