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

Arrow MK11-BD-05A Grade 2 Entry/Office Knob Lock is a versatile and stylish solution designed for commercial applications. Featuring a durable ball knob design and an antique brass finish, this entry/office cylindrical lock combines functionality with aesthetic appeal. The Grade 2 certification ensures reliable security without the need for heavy-duty hardware, making it suitable for a variety of environments. Constructed from cold-rolled steel with a zinc dichromate finish, the lock chassis provides excellent corrosion resistance. It accommodates standard door thicknesses ranging from 1-3/8" to 1-3/4" and includes a non-handed design for easy installation. The lock's solid brass 6-pin cylinder can be masterkeyed, enhancing flexibility in key management. This lock is designed with a 1/2" throw latch, ensuring robust performance. With a standard backset of 2-3/8", it also offers optional sizes for added versatility. The MK Series is ideal for architects and contractors seeking compliance with accessibility requirements while maintaining a contemporary look. The Arrow MK11-BD-05A comes with two 5-pin brass keys and is UL listed, meeting rigorous safety standards. Its seamless blend of design and durability makes it an essential choice for any commercial space.

Grade 2 Entry/Office Knob Lock

Grade 2 Turn-Pushbutton Entrance Cylindrical Lock, Ball 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