| Manufacturer | Bob's Knobs |
|---|---|
| MPN | C9.25metBO |
| Brand | Bob's Knobs |
| Type | Accessory |
Check the listing for details. Bobs Knobs for Celestron C9.25 f/10 Secondary Metric Collimation Thread C9.25met. Condition: New. Listed at 24.35 USD. Allen and set-style factory collimation screws have standard threads. See ourhints for more information. 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.
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