Empty module holder for receiving data, KOAX and fiber optic modules, mounting type: Keystone, mounting on standard rail (TH35) or on support frame or mounting plate screwable, consisting of 1 module holder made of bent sheet metal and 2 milled plastic brackets universally applicable for all variants, mounting the plastic brackets on standard rail and perforated metal plate, functional equipotential bonding acc. to DIN EN 50310 (VDE0800-2-310) with 2 screw fastenings via grounding screw M6x10 with nut and lock washer possible, 1 labeling strip on module holder enclosed