1590 "F" Series - Bottom Flange - Diecast Aluminium
1590 Series - PC Board Mounting Ribs - Diecast Aluminium
1590W "F" Series - Bottom Flange - Light Duty Watertight - Diecast Aluminium
1591 "F2S" Series - Economical Multipurpose with Card Guides - Bottom Flange - ABS Plastic
1591F2 Series - Multipurpose with Card Guides - Bottom Flange - Flame Retardant - ABS Plastic