Bobs Knobs Celestron 9.25 SCT Fastar Collimation Knobs Secondary C925FST

Get from Amazon : http://www.amazon.com/gp/product/B0078G8B9G?tag=wayofcats-20

Bobs Knobs Celestron 9.25 SCT Fastar Collimation Knobs Secondary C925FST

Bobs Knobs are made from black plastic and are 95mm in diameter or 38
The threads are stainless steel
These knobs fit the Celestron 925 f10 SCT with Fastar secondary Recessed into the secondary hous
With Bobs Knobs installed your factory dust cover will fit normally
When the knobs are installed the rotary secondary cover must remain open No worries though the co :