Mounting bracket for easy and space-saving installation of the connection boxes in parapet ducts to comply with the bending radii required for copper and fiber optic data cables. The brackets are also available with a plug-in separating shell to separate them from parts carrying mains voltage. T-slot fastening, horizontal, suitable for ducts from Tehalit, OBO/Bettermann, ASYCO and Alusor. Versions: 50 mm white, 50 mm white with separating shell, 55 mm black, 55 mm black with separating shell