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Phone: 1 (516) 273-3771
Email: info@astroworldtelescopes.com
Email: info@astroworldtelescopes.com
Phone: 516-273-3771

Bob's Knobs

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$22.95 - $22.95
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Bob's Knobs Common Newt Secondary 30mm

Bobs Knobs

Bob's Knobs for Celestron Newtonian Secondary Mirrors: Easy and Accurate Adjustments Designed for Celestron Newtonians: Tailored specifically fo...

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$22.95 - $22.95
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$27.95 - $27.95
$27.95

Bob's Knobs Celestron C6N/NGT; C8N,NGT; C10N/NGT (primary)(SWpri)

Bobs Knobs

Bob's Knobs for Celestron Newtonian Telescopes: Simplify Collimation and Locking Wide Telescope Compatibility: Designed for Celestron C6-N/NGT, ...

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$27.95 - $27.95
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$29.95
$29.95 - $29.95
$29.95

Bob's Knobs Celestron SCT 11” f/10 metric (stainless steel)

Bobs Knobs

Bob's Knobs for C11 f/10 with Flat Secondary Housing: Precision Collimation Made Simple Specialized for Celestron C11 f/10 Telescopes: Crafted fo...

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$29.95 - $29.95
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Bob's Knobs Celestron SCT 11” f/10 metric (black oxide)

Bobs Knobs

Bob's Knobs for C11 f/10 with Flat Secondary Housing: Precision Collimation Made Simple Specialized for Celestron C11 f/10 Telescopes: Crafted f...

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$22.95 - $22.95
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$22.95 - $22.95
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$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95

Bob's Knobs Celestron SCT 9.25” f/10 metric (stainless steel)

Bobs Knobs

Bob's Knobs for Celestron SCT 9.25” f/10 Metric: Simplified Collimation for Your Telescope Customized for Celestron SCT 9.25" f/10: Designed for ...

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$27.95 - $27.95
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$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95

Bob's Knobs Celestron SCT 9.25” f/10 metric (black oxide)

Bobs Knobs

Bob's Knobs for Celestron SCT 9.25” f/10 Metric: Simplified Collimation for Your Telescope Customized for Celestron SCT 9.25" f/10: Designed for...

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$22.95 - $22.95
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$22.95 - $22.95
$22.95
$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95

Bob's Knobs Celestron SCT 8” Hyperstar (stainless steel)

Bobs Knobs

Bob's Knobs for Celestron SCT 8” Hyperstar: Optimized for Hyperstar Conversions Designed for Hyperstar-Converted Celestron SCT 8" f/10: Tailored ...

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$27.95 - $27.95
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$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95

Bob's Knobs Celestron SCT 8” Hyperstar (black oxide)

Bobs Knobs

Bob's Knobs for Celestron SCT 8” Hyperstar: Optimized for Hyperstar Conversions Designed for Hyperstar-Converted Celestron SCT 8" f/10: Tailored...

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$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95
$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95

Bob's Knobs Celestron SCT 8” EdgeHD (stainless steel)

Bobs Knobs

Bob's Knobs for Celestron SCT 8” EdgeHD: Precision Collimation at Your Fingertips Specialized for Celestron SCT 8" EdgeHD: Exclusively designed f...

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$27.95 - $27.95
$27.95
$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95

Bob's Knobs Celestron SCT 8” EdgeHD (black oxide)

Bobs Knobs

Bob's Knobs for Celestron SCT 8” EdgeHD: Precision Collimation at Your Fingertips Specialized for Celestron SCT 8" EdgeHD: Exclusively designed ...

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$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95
$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95

Bob's Knobs Celestron SCT 8” f/10 metric (stainless steel)

Bobs Knobs

Bob's Knobs for Celestron SCT 8” f/10 Metric: Simplified Collimation for Modern Models Customized for Celestron SCT 8" f/10: Designed for most Ce...

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$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95
$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95

Bob's Knobs Celestron SCT 8” f/10 metric (black oxide)

Bobs Knobs

Bob's Knobs for Celestron SCT 8” f/10 Metric: Simplified Collimation for Modern Models Customized for Celestron SCT 8" f/10: Designed for most C...

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$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95
$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95

Bob's Knobs Celestron SCT 6” f/10 (stainless steel)

Bobs Knobs

Bob's Knobs for Celestron SCT 6” f/10: Streamlined Collimation for Your Telescope Custom-Fit for Celestron SCT 6" f/10: Specially designed for va...

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$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95
$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95

Bob's Knobs Celestron SCT 6” f/10 (black oxide)

Bobs Knobs

Bob's Knobs for Celestron SCT 6” f/10: Streamlined Collimation for Your Telescope Custom-Fit for Celestron SCT 6" f/10: Specially designed for v...

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$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95
$27.95 - $27.95
$27.95
$27.95 - $27.95
$27.95

Bob's Knobs Celestron SCT 5” f/10 metric (stainless steel)

Bobs Knobs

Specifically for Celestron SCT 5" f/10: Designed for Celestron 5” (13 cm) f/10 SCT models (C5, NexStar 5SE, Omni 127) with black Phillips factory...

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$27.95 - $27.95
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$22.95 - $22.95
$22.95

Bob's Knobs Celestron SCT 5” f/10 metric (black oxide)

Bobs Knobs

Bob's Knobs for Celestron SCT 5” f/10 Metric: Precision Collimation Simplified Specifically for Celestron SCT 5" f/10: Designed for Celestron 5”...

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$22.95 - $22.95
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Bob's Knobs Telrad reflex finder

Bobs Knobs

Bob's Knobs for Telrad Reflex Finder: Enhance Your Aiming Precision Upgrade Your Telrad Finder: Elevate your aiming accuracy with stainless stee...

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$21.00 - $21.00
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$44.95 - $44.95
$44.95
$44.95 - $44.95
$44.95

Bob's Knobs Celestron Mount Knobs CGE Pro mount kit (not for CGE standard)

Bobs Knobs

Bob's Knobs Celestron CGE Pro Mount Kit: Simplify Your Setup with No-Tools Ease Designed for Celestron CGE Pro Mount: A comprehensive no-tools k...

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$44.95 - $44.95
$44.95
$44.95 - $44.95
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$44.95 - $44.95
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$44.95 - $44.95
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Bob's Knobs Celestron Mount Knobs CGE standard mount kit (not for CGE Pro)

Bobs Knobs

Bob's Knobs Celestron CGE Standard Mount Kit: Effortless Mount Assembly Tailored for Celestron CGE Standard Mount: Exclusively designed for the ...

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$44.95 - $44.95
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$44.95 - $44.95
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$37.00 - $37.00
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$37.00 - $37.00
$37.00

Bob's Knobs Celestron Mount Knobs NexStar tripod bolts

Bobs Knobs

Bob's Knobs Celestron NexStar Tripod Bolts: Effortless Assembly for Your Telescope Specifically for NexStar™ Mounts: Designed to replace Allen o...

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$37.00 - $37.00
$37.00
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$22.95 - $22.95
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Bob's Knobs Losmandy GM-8, G-11 elevation lock

Bobs Knobs

Bob's Knobs for Losmandy GM-8, G-11: Simplify Altitude Lock Adjustment   Designed for Losmandy Models: Tailored for the elevation lock mechanism...

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$29.00 - $29.00
$29.00

Bob's Knobs Losmandy GM-8, G-11 tripod

Bobs Knobs

Bob's Knobs for Losmandy GM-8, G-11 Tripod: Effortless Mount Setup Tailored for Losmandy GM-8 and G-11: Designed to replace the Allen bolts for ...

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$29.00 - $29.00
$29.00
$29.00 - $29.00
$29.00
$22.95 - $22.95
$22.95
$22.95 - $22.95
$22.95

Bob's Knobs Astro-Tech All ATIN Newtonian secondary(CNsec35)

Bobs Knobs

Bob's Knobs for Astro-Tech Newtonian Secondary: Precision and Ease Customized for Astro-Tech Series: Specifically designed knobs for the Astro-T...

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$22.95 - $22.95
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$22.95 - $22.95
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$27.95 - $27.95
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Bob's Knobs Astro-Tech AT12RC secondary(AT12RC)

Bobs Knobs

Bob's Knobs for Astro-Tech AT12RC Secondary: Precision Adjustment Made Simple Broad Compatibility: Designed for Astro-Tech, GSO, iOptron, MallinC...

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$27.95 - $27.95
$27.95
$27.95 - $27.95
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