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Bob's Knobs

14 products

Showing 1 - 14 of 14 products

Showing 1 - 14 of 14 products
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Bob's Knobs Accessory C11 f/10 with Flat Secondary Housing and Standard Collimation Screw Threads - C11std Bob's Knobs Celestron 11" (28 cm) SCTBob's Knobs Accessory Black Oxide C11 f/10 with Flat Secondary Housing (non-Fastar) and Metric Collimation Screw Threads - C11metBO Bob's Knobs Celestron 11" (28 cm) SCT
Bob's Knobs Bob's Knobs Celestron 11" (28 cm) SCT
$33 CAD
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Bob's Knobs Accessory Knobs for C14 f/11 Secondary with Factory Headless Set-Style Collimation Screws - C14set Bob's Knobs Celestron 14" SCTBob's Knobs Accessory Knobs for C14 f/11 Secondary with Factory Headless Set-Style Collimation Screws - C14stdphi Bob's Knobs Celestron 14" SCT
Bob's Knobs Bob's Knobs Celestron 14" SCT
$33 CAD
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Bob's Knobs Accessory Bob's Knobs Celestron 6" SCT
Bob's Knobs Bob's Knobs Celestron 6" SCT
$33 CAD
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Bob's Knobs Accessory Knobs for C8 f/10 Pre-1980 Orange-Tube Secondary - C8org Bob's Knobs Celestron 8" SCTBob's Knobs Accessory Knobs for C8 f/10 Post-1980 Secondary with Standard Collimation Screw Threads - C8std Bob's Knobs Celestron 8" SCT
Bob's Knobs Bob's Knobs Celestron 8" SCT
$33 CAD
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Bob's Knobs Accessory C9.25 f/10 Secondary with Standard Collimation Screw Threads - C9.25std Bob's Knobs Celestron 9.25" SCTBob's Knobs Accessory C9.25 f/10 Secondary (non-Fastar) with Metric Collimation Screw Threads - C9.25metBO Bob's Knobs Celestron 9.25" SCT
Bob's Knobs Bob's Knobs Celestron 9.25" SCT
$33 CAD
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Bob's Knobs Accessory Bob's Knobs Celestron Newtonian/Dobsonian Knobs
Bob's Knobs Bob's Knobs Celestron Newtonian/Dobsonian Knobs
$33 CAD
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Bob's Knobs Accessory Knobs for Astro-Tech (GSO/iOptron/MallinCam/ Orion/TPO) 6" f/9 Ritchey-Crétien Secondary - AT6RC Bob's Knobs for Astro-Tech (GSO/iOptron/MallinCam/ Orion/TPO)Bob's Knobs Accessory Knobs for Astro-Tech (GSO/iOptron/MallinCam/ Orion/TPO) 8" f/8 Ritchey-Crétien Secondary - AT8RC Bob's Knobs for Astro-Tech (GSO/iOptron/MallinCam/ Orion/TPO)
Bob's Knobs Bob's Knobs for Astro-Tech (GSO/iOptron/MallinCam/ Orion/TPO)
$33 CAD
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Bob's Knobs Accessory Bob's Knobs for Knobs for Meade Lightbridge (Apertura, GSO) 6", 8", 10", 12", 16" Secondary - CNsec35
Bob's Knobs Bob's Knobs for Knobs for Meade Lightbridge (Apertura, GSO) 6", 8", 10", 12", 16" Secondary - CNsec35
$33 CAD
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Bob's Knobs Accessory Bob's Knobs for Springs for Common Newtonians 8", 10", and 12" - CNsprBob's Knobs Accessory Bob's Knobs for Springs for Common Newtonians 8", 10", and 12" - CNspr
Bob's Knobs Bob's Knobs for Springs for Common Newtonians 8", 10", and 12" - CNspr
$30 CAD
In stock
Bob's Knobs Accessory Bob's Knobs for Telrad Reflex Sight
Bob's Knobs Bob's Knobs for Telrad Reflex Sight
$33 CAD
In stock
Bob's Knobs Accessory Knobs for Meade 10" f/10 with 3-Screw Secondary - M10-3 Bob's Knobs Meade 10" SCTBob's Knobs Accessory Knobs for Meade 10" f/8 and f/10 with 6-Screw Secondary - Bob's Knobs Meade 10" SCT
Bob's Knobs Bob's Knobs Meade 10" SCT
$33 CAD
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Bob's Knobs Accessory Knobs for Meade 12" f/10 with 3-Screw or 4-Screw Secondary - Bob's Knobs Meade 12" SCTBob's Knobs Accessory Knobs for Meade 12" f/8 with 6-Screw Secondary - M12-6f8 Bob's Knobs Meade 12" SCT
Bob's Knobs Bob's Knobs Meade 12" SCT
$33 CAD
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Bob's Knobs Accessory Knobs for Meade 8" f/10 with 3-Screw Secondary - Bob's Knobs Meade 8" SCTBob's Knobs Accessory Knobs for Meade 8" f/10 with 4-Screw Secondary - M8-4 Bob's Knobs Meade 8" SCT
Bob's Knobs Bob's Knobs Meade 8" SCT
$33 CAD
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Bob's Knobs Accessory 5" to 10" Newtonian Primary - SWpri Bob's Knobs Sky-Watcher Newtonian/Dobsonian KnobsBob's Knobs Accessory Bob's Knobs Sky-Watcher Newtonian/Dobsonian Knobs
Bob's Knobs Bob's Knobs Sky-Watcher Newtonian/Dobsonian Knobs
From $33 CAD
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