Specifications:

Type A heavy-duty rotating shaft [360-degree rotation]]

Type B heavy-duty rotating shaft [rotating shaft [360-degree rotation]]

Type A heavy-duty rotating shaft + accessories [360-degree rotation]]

B heavy-duty rotating shaft + accessories [360-degree rotation]]

Type C heavy-duty rotating shaft + accessories [360-degree rotation]]

D type heavy-duty rotating shaft + accessories [360-degree rotation]]

Type C heavy-duty rotating shaft + accessories [360-degree rotation can be 90-degree 180-degree positioning]]