| Manufacturer | Bob's Knobs |
|---|---|
| MPN | C8hypBO |
| Brand | Bob's Knobs |
| Type | Accessory |
Check the listing for details. Bobs Knobs Celestron C8 Secondary Hyperstar Metric Collimation Screw Thread C.... Condition: New. Listed at 24.35 USD. It's easy.just grab a Bob's Knob collimation thumbscrew and turn. You can even do it while looking through the eyepiece on most scopes. These thumbscrews are also much easier to use with gloves on.
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