
- Driven by stepper motor, angle automatically adjusted and controlled;
- Precision multi-head gear worm transmission, free forward/backward rotating;
- Precision vertical shafting design with high accuracy and heavy load capacity;
- High quality resilient coupling suitable for models of stepper motors or servo motors;
- Special backlash elimination structure, effectively reducing the impact of the clearance of gear worm;
- Manual hand wheel is applied, can be rotated manually;
- There is an aperture hole in the center, 90° installation is available;
- Zero photoelectric switch or limit switch available. For special specifications, customized products are available














