Mechanism for daylight, Zebra and blackout roller blinds up to and including 200 cm in size, maximum fabric height - 250 cm. Made of ABS plastic. Suitable for steel, aluminum pipes with a diameter of 25 mm. Installed with drilling. The shaft of rotation of the springs of the mechanism is lubricated to prevent heat from friction. Can be installed on the main profile art. 007. Has the same side mounts with a 17 mm plain matt mechanism art. 023.