Bob's Knobs
Upgrade your telescope with Bob's Knobs precision thumbscrews. Easily adjust collimation and alignment for sharper, clearer views of the night sky.
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Original price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD| /
Bob's Knobs Collimation Thumbscrews for C11 Metric Fastar - Stainless Steel
BOB-C11metfst2 in stockThe collimation of an SCT can be a daunting task for a beginner, but it is an absolutely necessary process to get the most out of your telescope! D...
View full detailsOriginal price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD| / -
Original price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| /
Bob's Knobs Collimation Thumbscrews for C14 Metric Phillips
BOB-C14metphi2 in stockThe collimation of an SCT can be a daunting task for a beginner, but it is an absolutely necessary process to get the most out of your telescope! D...
View full detailsOriginal price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| / -
Original price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| /
Bob's Knobs Collimation Thumbscrews for C8 EdgeHD - Stainless Steel
BOB-C8edgSS6 in stock5.0 / 5.0
1 Review
The collimation of an SCT can be a daunting task for a beginner, but it is an absolutely necessary process to get the most out of your telescope! D...
View full detailsOriginal price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| / -
Original price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD| /
Bob's Knobs Collimation Thumbscrews for C9.25 Fastar - Stainless Steel
BOB-C9.25fst4 in stockThe collimation of an SCT can be a daunting task for a beginner, but it is an absolutely necessary process to get the most out of your telescope! D...
View full detailsOriginal price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD| / -
Original price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| /
Bob's Knobs for C5 SCT Metric - Stainless Steel
BOB-C5metSSThe collimation of an SCT can be a daunting task for a beginner, but it is an absolutely necessary process to get the most out of your telescope! D...
View full detailsOriginal price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| / -
Original price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| /
Bob's Knobs for C6 SCT - Stainless Steel
BOB-C6SSThe collimation of an SCT can be a daunting task for a beginner, but it is an absolutely necessary process to get the most out of your telescope! D...
View full detailsOriginal price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| / -
Original price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| /
Bob's Knobs for C8 SCT - Stainless Steel
BOB-C8metSS1 in stock5.0 / 5.0
1 Review
Fits: Most Celestron 8” (20 cm) f/10 SCT made in 2005 and later with black Phillips factory collimation screws that have metric threads. Includes S...
View full detailsOriginal price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| / -
Original price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD| /
Bob's Knobs for Celestron C6-N/NGT, C8-N/NGT and C10-N/NGT Secondary - 30mm
BOB-CNsec303 in stockPart:CNsec30 or CNsec35Fits: Celestron C6-N/NGT, C8-N/NGT, and C10-N/NGT Newtonian telescopes, SkyWatcher (5”, 6”, 8”, 10”, 12”, 14”, 16”) Newtonia...
View full detailsOriginal price $25.00 USD - Original price $25.00 USDOriginal price$25.00 USD$25.00 USD - $25.00 USDCurrent price $25.00 USD| / -
Original price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| /
Bob's Knobs for SkyWatcher Newtonian Primary with Factory Collimation Screws
BOB-SWpriPrimary collimation Knobs: Black plastic, 16 mm (5/8”) diameter Threads: Stainless steel Primary Lock Knobs: Red plastic, 16 mm (5/8”) diamete...
View full detailsOriginal price $28.00 USD - Original price $28.00 USDOriginal price$28.00 USD$28.00 USD - $28.00 USDCurrent price $28.00 USD| /