Knobs

Bob's Knobs for Celestron 8" SCT A. Knobs for C8 f/10 Pre-1980 Orange-Tube Secondary Part: C8orgFits: Pre-1980 Celestron 8” (20 cm) f/10 SCT with ...

Bob's Knobs for Common Newtonian Secondary Fits: Celestron C8-N/NGT, C10-N/NGT, Orion Astrograph, Astroview, SkyQuest XX and XT, Skyview, SkyWatche...

Bob's Knobs for Celestron 11" SCT We offer knobs for all versions of the Celestron 11” f/10 Schmidt-Cassegrain secondary with either standard or me...

Bob's Knobs for Celestron 9.25” SCT  A. Knobs for C9.25 f/10 Secondary with Standard Collimation Screw Threads Part: C9.25stdFits: Celestron 9.25”...

Bob's Knobs for Celestron 5" SCT A. Knobs for C5 f/10 Secondary with Standard Collimation Screw ThreadsPart Part: C5stdFits: Celestron 5” (13 cm) ...

Bob's Knobs for Celestron 6” SCT Black Oxide The knobs below will fit almost all versions of the Celestron 6” Schmidt-Cassegrain secondary. Price i...

Buckeye Extra Thumbscrews These are the same 3D printed thumbscrews used on the majority of Buckeyestargazer products.  They are M6x18mm thread.  S...

Bob’s Knobs for Celestron 14″ SCT Fits: Celestron 14” (36 cm) f/11 SCT versions with factory headless set-style (Allen or slotted) collimation scre...

Losmandy Tripod Knob Set The Losmandy Tripod Knob Set contains three Machined aluminum knobs with stainless steel threaded shafts. For mounting equ...

Bob's Knobs for SkyWatcher & Celestron Newtonian Primary Fits: SkyWatcher Newtonian telescopes with factory collimation screws.Primary collima...

Bob's Knobs for MEADE 16” (41 cm) SCT We offer knobs for all versions of the Meade 16” f/10 Schmidt-Cassegrain secondary, including those with thre...

Bob's Knobs for MEADE 14” (36 cm) SCT We offer knobs for the Meade 14” f/10 (Item A) and f/8 (Item B) Schmidt-Cassegrain secondary with exposed col...

Bob's knobs for MEADE 12” (30 cm) SCT We offer knobs for all versions of the Meade 12” f/10 and f/8 Schmidt-Cassegrain secondary, including those w...

Bob's Knobs for MEADE 10” (25 cm) SCT We offer knobs for all versions of the Meade 10” f/10 and f/6.3 Schmidt-Cassegrain secondary, including those...

Bob's Knobs for MEADE 8” (20 cm) SCT We offer knobs for all versions of the Meade 8” f/10 and f/6.3 Schmidt-Cassegrain secondary, including those w...

Bob's Knobs for Meade 6" SCT The knobs below will fit all versions of the Meade 6” Schmidt-Cassegrain secondary. Price is for a complete set of kno...

Bob's Knob for Common Newtonian Primary Common Newtonian-style telescope primary configurations: These knobs will fit most Newtonian reflectors mad...

Bob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 8" f/8 Ritchey-Crétien Secondary Fits: Astro-Tech, GSO, iOptron, MallinCam, O...

Bob's Knobs for Astro-Tech [also GSO, iOptron, MallinCam, Orion, TPO] 6" f/9 Ritchey-Crétien Secondary Fits: Astro-Tech, GSO, iOptron, MallinCam, O...

Losmandy Club Knob Set The Losmandy Club Knob Set contains one R.A. and one DEC. club knob with three handles at 30 degrees each. Makes clutch knob...

Losmandy Altitude Lock Knob Set Losmandy Altitude Lock Knob Set contains two machined aluminum knobs with stainless steel threaded shafts. Allows t...