rings allow you to place your telescope on an equatorial head
or with bearings on a Dob mount. Custom designed to fit the outer
circumference of your telescope tube, heavy duty rings can be drilled
to match your mounting plate hole pattern. If you are building your
own mount consider a clamshell ring and bearings. Includes bearing
Kit: All parts included, wooden parts are rough sanded with
80 grit, holes predrilled. All parts dry-fitted before shipping.
Kits may be shipped worldwide. What you'll need: Philips screwdriver,
sandpaper, wood glue, adhesive backed felt to line inside of rings.
CNC precision cut 3/4" Baltic Birch plywood. Anodized heavy
duty aluminum piano hinge. Steel wood screws. Clamshells open and
close using a 2-1/4" thumb screw that passes through one of
the top boards into a 1/4-20 brass threaded insert in the abutting
board. Rotating ring segments ride on teflon and crystal 909-42