19 inch 1RU module frame for 24 individual modules, Modul design, module frame front made of black anodized aluminum, plastic module support with dust protection covers (other colors available as accessories), detachable to the front, integrated cable support with optional strain relief, label window for identification labels, label sheet 210 x 297 mm see accessories, grounding bolt M6 x 10 with nut and lock washer, incl. 30 cm grounding cable, all fully shielded modules connected by means of grounding rail