Characteristics: 1. Adopt high-quality steel pipe with good integral rigidity.2. Adopt double-pitch paddles, which decrease the compression degree of material when being transported.3. Adopt high-quality reduction gear box with heavy-duty design, large torque and low noise.4. Adopt optional universal ball joint, which facilitates installation, adjustment and steering.5. Equipped with high-quality middle-hoisting bearing and tail bearing.6. Sufficient spare parts with complete specification.7. Large stock for common diameter of 165, 219, 273, 323 and 407, and dimension & angle can be customized according to your requirement. 8. Assembled by standard parts and components, which makes it convenient for transportation.9. Adopt siemens motor.