Union (Ex Chubb) 4L67E

The Union (formally Chubb) 4L67E is not only a BS3621 insurance approved lock but it is also unlike any other rim lock or nightlatch on the market. The Union 4L67E only comes in polished brass and in a 60mm backset.

Kitemarked to BS 3621:1980.
10 disc AVA outer cylinder and lockcase are protected from drill attack by hardened steel plates and pins.
Supplied with three original keys
Cylinder specially designed to resist torque attack.
Auto deadlocking saw resistant steel bolt

Saw resistant bolt is withdrawn by handle from inside and key outside.
Handle can be deadlocked by key prior to closing the door and entry can always be gained by key from outside.
Latch can be held back by snib button or locked in either the withdrawn or extended position by the turn of the key in the handle.

Alexandra Locksmiths have recently fitted the Union 4L67E lock in Muswell Hill N10 and Southgate N14.