Arrow Lock MK31DD 3 CS Communicating Knob Lock, D Knob, D Rose, Schlage C Keyway, Bright Brass

The MK Series Grade 2 Cylindrical Knob Lcoks series, including the Arrow Lock MK31DD 3 CS is described as follows. 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.


Also known as: MK31DD3CS

Technical Specifications: Function: 31-Communicating Cylinder Type: Conventional Cylinder Base Material: Brass UL Listing: BHMA A156.2, Series 4000, Grade 2, UL Listed Series: MK Series Grade 2 Cylindrical Knob Locks Keyway: Schlage C Keyway Grade: Grade 2 Finish Description: Bright Brass Finish: 605/US3 Hand: Non-handed Fire Rated: 3 Hours {A} Limited Warranty: 1 Year Warranty Country Of Origin: Mexico # of Keys: 2

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