Counterweight shaft with safety screw for following mounts:
Strain Wave AZ/EQ mount HAE series
SkyGuider Pro
SkyHunter
SkyTracked Pro (CW package)
Also can be served as an extension bar. Diameter: 20 mm (0.79 in.) Length: 200 mm (7.875 in.) Thread: 3/8"-16 (both ends) Weight: 1 lb