(convert small to larger bearings) provide smoother motion,
finer incremental control and much surer balance than small
factory bearings (5"-6") that come standard on mass
produced inexpsensive Dobsonians.
drop-in replacements, in most cases just screw them onto your
existing bearing and mount. E-mail us a photo of your existing
bearings, we'll discuss how to fit it, then e-mail a pdf drawing
showing what we've designed for you.
bearing, support with Teflon, brearing laminate, and screws.