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Home > Classifieds > Astromart Classifieds > Telescope Making > Classified #93399

For Sale: Refractor Focuser Heavy Duty SALE PENDING

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OD is approximately 3-7/16, but i think it's a metric measurement. I was told when i bought it it was for a 90mm refractor.I think they use a reducer ring for 4 inch refractors also.Heavy duty rack and pinion.Smooth action. Never used.Has 5-1/8 inches of travel. 1-1/4' with set screw. $35 shipped conus. Thanks, Don

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