Bob's Knobs for the Standard Celestron 9.25" SCT (non-CPC)
Now there is no more tools needed to make collimation adjustments to your telescope! It's easy . . . just grab a Bob's Knob and turn. You can even collimate while looking through the eyepiece on most telescopes. What's more, you'll never drop that pesky little Allen wrench or screwdriver in the grass again. Installation is a snap with included instructions, and you can undo the modification at any time.
Fits: All Celestron 9.25 (23.5 cm) f/10 SCT versions It is important that you choose the correct style Bob's Knobs for your telescope. Please note the number and type of screws on your secondary housing before ordering. Knobs include a set of long spacers so they clear the secondary housing lip.
Bob's Knobs Product Number: C925STD