Arrow Lock MK33-BD-26D-CS Grade 2 Asylum Function Knob

Arrow MK33-BD-26D-CS Grade 2 Asylum Function Knob offers a reliable solution for commercial applications where heavy-duty hardware may not be necessary. This Grade 2 cylindrical lock features a stylish ball knob design and a satin chrome finish that combines durability with aesthetic appeal. Designed with accessibility in mind, the MK Series is perfect for environments requiring a balance of function and form. Constructed from cold-rolled steel with a zinc dichromate finish, the lock chassis provides enhanced corrosion resistance. The MK33 accommodates standard door thicknesses ranging from 1-3/8" to 1-3/4" and features a conventional Schlage C keyway cylinder, ensuring compatibility with various key systems. The lock is non-handed and reversible, allowing for versatile installation options. This model includes a brass latch with a 1/2" throw and comes with two 5-pin brass keys. Additionally, it is UL listed, assuring safety and quality. With a striking design and practical features, the Arrow MK33-BD-26D-CS is an ideal choice for architects, contractors, and building professionals seeking a dependable locking solution tailored for institutional settings. Enjoy the peace of mind that comes with robust security and ease of access.

Grade 2 Asylum Function Knob

Grade 2 Asylum Cylindrical Lock, Ball 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