Carbine Sandown Entrance Knob Set - 60mm/70mm Backset
Carbine 4000 Series Sandown Entrance Knob Set 60mm - 70mm Backset.
Function
Outside function - Opened by knob when free. Key locks or unlocks both knobs but does not retract the latch
Inside function - Opened by knob at all times Turnsnib locks outside knob
Function