ASTRA LOCK B423-000 SC - Dr Lock Shop

Astra MB-Series short backset, brass body vestibule key-snibbing (classroom) mortice lock.

Note this lock will soon be unavailable, we have 2 left, and we dont know if any more will be made. The Astra factory has been closed down, so we have been told. 

• Backset: 25.5 mm.
• Bolt projection: 14 mm.
• Metal door fixing.
• Re-handable.
• No cylinders.
• No escutcheons.
• No turnsnib.

Ascot/Rondo plates
Escutcheon not required when using Ascot/Rondo plates.

Vestibule function

• Mini bolt deadlatching
• Inside and outside lever retracts latchbolt except when outside lever is locked by cylinders or turnsnib.
• Inside lever is always free.

Supplied body only in satin chrome.