Double action hinge with automatic closing for swing doors

Hinge with 180 x 133 double action spring with 10 bearings. These hinges allow the door to open in both directions. For swing doors, with automatic closing. Closing power can be adjusted. These hinges are perfect for opening doors in offices, kitchens, restaurants, hospitals... In which the need is for the door to open and close on its own both when entering and leaving. It provides a lot of practicality.