Art. 742 Cerniera Regolabile per Porte Pesanti - 2 AliHeavy duty, 3D regulating hinge with ball bearings suitable for many different profiles. This hinge is suitable to be installed on heavy doors, security doors, entrance doors, fire, and smoke proof doors. The installation process is easy, intuitive and could be performed entirely in front of the closed door. The installation is performed thanks to M8 screws, counter plates and eventually rivet nuts (not included). Thanks to its strong construction,