New Yale Unkeyed Fire Rated Passage Knob Latchset, 1-3/8″ & 1-3/4″ Door, 5T668
New Yale Unkeyed Passage Knob Latchset, 1-3/8″ & 1-3/4″ Door, 5T668. Flat-front knob style. Strike Type: Curved lip strike. Strike Dim: 1-1/4″. Door Thickness 1-3/8″ and 1-3/4″. See pictures above for more details.