Antares Optical Antares 2" Low-Profile Dual-Speed Hybrid Reflector Focuser (Rack and PInion with Linear Bearings) - FGLP - Camera Concepts & Telescope Solutions
1.25inch/2inch All Metal Refractor Reflector Focuser For Astronomical telescope | eBay
Feather Touch® 3.5" Dia Dual Speed Focuser Kit, 4.5" DTT, and Brake
Amazon.com : 1.25 Inch Telescope Focuser, 80mm Refractor Focusing Seat with Toothed Focusing Tube, Compatible with Standard 1.25in Reflector Telescopes, with Locking Screw : Electronics
Feather Touch® 2.5" Diameter - Dual Speed Telescope Focuser 2.5" Draw tube travel, and Brake. - Lunt Solar Systems
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GSO 2" Linear Bearing Crayford Focuser for SCTs - Dual Speed