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Bob

Bob's Knobs - Knobs for Meade 8” f/10 with 6-Screw Secondary

Item No: BKM8-6

FREE SHIPPING

Bob

Bob's Knobs - Knobs for Meade 8” f/10 with 4-Screw Secondary

Item No: BKM8-4

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Bob

Bob's Knobs - Knobs for Meade 8” f/10 with 3-Screw Secondary

Item No: BKM8-3

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Bob

Bob's Knobs - Knobs for Meade 10” f/10 with 6-Screw Secondary

Item No: BKM10-6

FREE SHIPPING

Bob

Bob's Knobs - Knobs for Meade 10” f/10 with 3-Screw Secondary

Item No: BKM10-3

FREE SHIPPING

Bob

Bob's Knobs -Knobs for C9.25 f/10 Secondary with Standard Collimation Screw Threads

Item No: BKC9.25std

FREE SHIPPING

 
Bob

Bob's Knobs - Knobs for C8 f/10 Post-1980 Secondary with Standard Collimation Screw Threads

Item No: BKC8std

FREE SHIPPING

Knobs for C11 f/10 with Flat Secondary Housing and Standard Collimation Screw Threads

Knobs for C11 f/10 with Flat Secondary Housing and Standard Collimation Screw Threads

Item No: BKC11std

FREE SHIPPING

Bob

Bob's Knobs - Knobs for Astro-Tech AT6RC and AT8RC Ritchey-Crétien Secondary

Item No: BKAT16

FREE SHIPPING

 
Bob

Bob's Knobs -Knobs for C5 f/10 Secondary with Standard Collimation Screw Threads

Item No: BKC5std

FREE SHIPPING

Bob

Bob's Knobs - Knobs for Meade 12” f/10 with 3-Screw or 4-Screw Secondary

Item No: BKM12-3

FREE SHIPPING

Bob

Bob's Knobs - Knobs for Meade 14” f/10 with 6-Screw Secondary and Exposed Factory Collimation Screw

Item No: BKM14-6e

FREE SHIPPING

 
Bob

Bob's Knobs -Knobs for Meade 10” f/6.3 Widefield Secondary

Item No: BKM10wf

FREE SHIPPING

Bob

Bob's Knobs - Knobs for Meade 8” f/6.3 Widefield Secondary

Item No: BKM8wf

FREE SHIPPING

Bob

Bob's Knobs - Knobs for C14 f/11 Secondary with Standard-Thread Phillips Collimation Screws

Item No: BKC14phi

FREE SHIPPING

 
Bob

Bob's Knobs - Knobs for C14 f/11 Secondary with Factory Headless Set-Style Collimation Screws

Item No: BKC14set

FREE SHIPPING

Bob

Bob's Knobs - Knobs for C11 f/10 with “Trifid” Fastar Secondary Housing and Standard Collimation Sc

Item No: BKC11fst

FREE SHIPPING

Bob

Bob's Knobs - Knobs for C11 f/10 with Flat Secondary Housing and Metric Collimation Screw Threads

Item No: BKC11met

FREE SHIPPING

 
Bob

Bob's Knobs - Knobs for C8 f/10 Secondary with EdgeHD Optics

Item No: BKC8edg

FREE SHIPPING

Bob

Bob's Knobs - Knobs for C8 f/10 Secondary with Hyperstar and Metric Collimation Screw Threads

Item No: BKC8hyp

FREE SHIPPING

Bob

Bob's Knobs - Knobs for C9.25 f/10 Secondary with Metric Collimation Screw Threads

Item No: BKC9.25met

FREE SHIPPING

 
Bob

Bob's Knobs - Knobs for C9.25 f/10 Secondary with “Trifid” Fastar Housing

Item No: BKC9.25fst

FREE SHIPPING

Bob

Bob's Knobs - Knobs for C8 f/10 Secondary with Metric Collimation Screw Threads (not for EdgeHD or

Item No: BKC8met

FREE SHIPPING

Bob

Bob's Knobs - Knobs for C5 f/10 Secondary with Metric Collimation Screw Threads

Item No: BKC5met

FREE SHIPPING

 
Bob

Bob's Knobs - Knobs for C6 f/10 Secondary with Metric Collimation Screw Threads

Item No: BKC6

FREE SHIPPING

Bob

Bob's Knobs -Knobs for Meade 6” f/10 6-Screw Secondary

Item No: BKM6-6

FREE SHIPPING

Bob

Bob's Knobs - Knobs for Meade 16” f/10 with 6-Screw Secondary

Item No: BKM16-6

FREE SHIPPING

 
Bob

Bob's Knobs - Knobs for Meade 16” f/10 with 3-Screw Secondary

Item No: BKM16-3

FREE SHIPPING