These hinges for pivot doors are fully integrated into the door leaf both at the top and bottom. They have a load-bearing capacity of up to 500 kg and are suitable for use with wooden, steel or glass doors that are at least 40 mm thick. System M is used for revolving doors and gives users full control of operation. One of its salient features is its smooth operation. The door opens and closes in an elegant, fluent movement. The system is easy and fast to install in new build sites but can also be fitted in older houses.