Description
- Counterweight shaft Diameter: 20mm; length: 30cm.
- 30CM Length 20MM Diameter Counterweight Shaft.
- Various specifications are available. According to your choice.
- It can adjust eyepiece location;help you to get more sharp image.
- Application:Support all types of telescopes, reflector, refractor, to observe the star clusters, moon, , planets and other celestial bodies.