The 906 Casement Fastener is a traditional locking system for sash windows which comprises of a teardrop lever handle and a suited mortise plate or hook plate.
The handle is manufactured from zinc alloy, the lever is 110mm long and the base plate is 45mm long and 16mm wide.
The mortise plate is steel and is 83mm long and 19mm wide and the hole centres are 63mm.
The hook plate is zinc alloy, is 60mm long and is 18mm wide.
The 906 Casement Fastener is sold as a set which comprises of a lever handle, a mortise plate and a hook plate.