Construction.  Heavy steel bearings 45 mm long from inside of housing to inside and under knob for maximum bearing life and weather protection. All steel parts heavy gauge cold forged, plated and dichromated, for maximum strength and rust resistance. Precision cast bronze retractor with anti friction bearings, engineered roll back cam surfaces with minimum sliding motion for extra long life and smooth operation.

Door Thickness.  Adjustable from 35 mm to 50 mm.
Latch Bolt.  Solid brass extruded rod. Deadlocking or spring latch. Latch units are interchangeable.
Latch Front .  57 mm x 29 mm bevelled.
Strike.  ASA A115.3  32 mm curved lip standard.
Knobs.  57 mm diameter. .090” thick cold forged.
Roses .  65 mm or 83 mm diameter,  .050” thick with steel reinforcing insert.
Backset.  Standard 70 mm.
Finishes.  Satin Chrome and Polished Brass standard. Other finishes available.