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Bob's Knobs Celestron 11" SCT f/10 Fastar Standard Collimation Knobs - C11STDFST

SKU: BOB-C11STDFST

This item is in stock and typically ships in 1 day or less.

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Bob's Knobs Celestron 11" SCT f/10 Fastar Standard Collimation Knobs (not for CPC or EdgeHD models)




Bob's Knobs Celestron 11" SCT f/10 Collimation Knobs fit Celestron 11" (28 cm) f/10 SCT versions with standard collimation and "Trifid" rotary cover Fastar secondary housing screw threads. As well, these knobs will fit Starizona Hyperstar and C11. (Not for CPC1100 or EdgeHD)




  • Bob's Knobs are made from black plastic and are 16 mm in diameter or 5/8"

  • The threads are stainless steel

  • Numerous Celestron 11" metal tube and carbon fiber tube SCTs made from 2000 to 2005 have the Trifid rotary cover Fastar secondary with silver collimation screws that have standard threads which require these knobs

  • Some CPC 1100 and EdgeHD models made in 2008 or after have a Trifid Fastar secondary housing and require metric knobs because of their black Phillips collimation screws

  • With Bob's 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 cover is cosmetic only and will not affect functionality of the scope

Description
Description

Bob's Knobs Celestron 11" SCT f/10 Fastar Standard Collimation Knobs (not for CPC or EdgeHD models)

Bob's Knobs Celestron 11" SCT f/10 Collimation Knobs fit Celestron 11" (28 cm) f/10 SCT versions with standard collimation and "Trifid" rotary cover Fastar secondary housing screw threads. As well, these knobs will fit Starizona Hyperstar and C11. (Not for CPC1100 or EdgeHD)

  • Bob's Knobs are made from black plastic and are 16 mm in diameter or 5/8"
  • The threads are stainless steel
  • Numerous Celestron 11" metal tube and carbon fiber tube SCTs made from 2000 to 2005 have the Trifid rotary cover Fastar secondary with silver collimation screws that have standard threads which require these knobs
  • Some CPC 1100 and EdgeHD models made in 2008 or after have a Trifid Fastar secondary housing and require metric knobs because of their black Phillips collimation screws
  • With Bob's 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 cover is cosmetic only and will not affect functionality of the scope
Specifications
Specifications
Model Number C11STDFST
Warranty Lifetime
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