Retex 110 series instrument cases and mounting plates graphite grey retex 31110002 the retex 110 series 31110002 instrument case 200 x 70 x 200mm graphite grey has a modern design geared towards functionality both case or equipment mounting can be optimized while allowing the maximum use of interior space the structure of the box features two side aluminium extrusion profiles two steel lidbase covers and plastic brackets to which both panels are fixed the side profiles include rails