Description:
- N° 1 Shaft galvanized diameter choice 60 or 76 mm, with 6 springs preloaded into spring boxes galvanized with double nylon or steel bearings choice 220 or 240 mm, for rolling shutters max weighing 240 kg and max width 450 cm. and prepared for installation of the motor;
- N° 2 fixing bolts with nuts galvanized 8x80 mm;
- N° 6 Split pin for locking the old spring boxes ;
- N° 6 Connecting hook;
- N° 1 Steel lever to adjust the springs.
Easy to install, the springs are preloaded, watch the video.
