Description Entrance Set — Key locks/Unlocks outside knob—Press button Locks/Unlocks inside Storeroom Set — Key retracts latch —Inside knob always free (Escape) Classroom Set — Key locks/Unlocks outside knob—Inside knob always free Kaba Commercial series Knobsets. 75mm rose, door thickness 35mm – 46mm All These locksets are FIRE RATED when used with the appropriate backset latch (127mm)
