Rack Pinion Design 1.25" R&P Astronomy Telescope Focuser for Refraction Type | eBay
1.25 Inches Full Metal Newtonian Reflection Focuser Seat For Professional Astronomical Telescope monoculo teleskop|seat|seat seatseats focus - AliExpress
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
GSO 1.25" Crayford Focuser (with 176mm base plate) for Reflectors - Single Speed
TS 1.25" / T2 Crayford Focuser for Refractors, Cassegrains | First Light Optics
Meade DS 1.25" telescope eyepiece focuser back, top, end, digital series
Lumicon Low-Profile 1.25" Focuser LH2020 B&H Photo Video
APM Telescopes. EXPLORE SCIENTIFIC 10x60 Finder and Guider Scope with Helical Focuser, 1.25inch and T2 connection