Internal Threaded 2.7" Focuser with Feather Touch Micro 9:1 Dual-Speed Knobs (I27FOC3E-FT) - Astro-Physics
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1.25 Inch Metal Rack Focuser Refraction Astronomy Telescope Type For Eyepiece For Professional Monocular Astronomic Telescopes - Telescope - AliExpress
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Brass Telescope Focuser Rack Shaft Set | Brass Focusing Gear | Helical Focuser - Double Helical Focuser - Aliexpress
GSO 2" Crayford Focuser for Refractors - Dual Speed (with 86.4mm Telescope Adapter)
Amazon.com : 1.25 Inch Focuser,YZ-18839 Aluminium Alloy 0.05mm High Precision Focusing Helical Focuser with 10mm Focusing Stroke for Telescope Lenses/Finder & Guidescope : Electronics
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Focusers of telescopes. Types, difference, specifications
Amazon.com : Alstar AccuFocus Electronic Telescope Focuser : Electronics
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1.25inch/2inch All Metal Refractor Reflector Focuser For Astronomical telescope | eBay
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Svbony SV181 1.25'' Rack Pinion Newtonian Reflector Focuser
China 2" 1:10 Dual-speed Telescope Focuser for Reflector Telescope Suppliers, Factory
ASToptics 1.25" helical focuser (M42/T2)
Antares Optical Antares 2" Low-Profile Dual-Speed Hybrid Reflector Focuser (Rack and PInion with Linear Bearings) - FGLP - Camera Concepts & Telescope Solutions
JMI Telescopes EV-3N Focuser for Newtonian Telescope EV-3N B&H
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Feather Touch 2" Manual Crayford focuser for reflectors - with 2" drawtube travel | Astronomics.com
