Arrow MK Series offer the designer, architect and contractor simple solutions to accessibility requirements. Classroom with B-Knob in Satin Chrome. Their clean designs architectural finishes and available functions make them ideal for commercial applications where heavy-duty grade 1 hardware may not be necessary.
Dead locking latch bolt operated by knob from either side except when outside knob is locked from outside by key
When outside knob is locked, latch bolt is operated by inside knob