This London bar has a D shaped staple that fits over and secures the keep of large sized nightlatches.

Used to help the nightlatch to resist kicking, splitting and forcing open of the door.

This London bar is a standard type with countersunk screw holes and supplied with fixings.

The contract variation is a slightly shorter version of the 9609.

This bar will fit the following nightlatches:

• Yale No1
• Yale No2
• Era 193
• Era 183