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Home > Classifieds > Astromart Classifieds > Telescope Making > Classified #142466

For Sale: Dob "Y" base and Altitude bearings

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Steel machined and welded Dob "Y" base with (1/2"UNC) button head leveling screws and tapped holes for 1/2" center bearing shoulder bolt (3/8"UNC) and bearing pads (1/4"x20). Diameter is 14.5". Made from 1.5" square tube and machined pieces of round stock. Also, 11.857"OD, 10"ID, .5" thick steel pair of partial altitude bearings with 4 mounting holes tapped 1/4"x20. 3/4ths inch thick machined black nylon base/bearing to mount your scope on! Save on the whole set for $50, plus shipping.

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