Current Price: $209.00
Buy It Now Price: $209.00
Bids: 0 offers standard mount and altitude bearings kits for 6", 8" and 10" telescopes.  At your request we'll e-mail a pdf drawing showing the mount and bearings design drawings.
These are fixed size at low cost. We offer custom sizes and options in our other ads.
Mounts are for 6" f/8, 8" f/6 or 10" f/4.7.  There is 23" of swing through room for your telescope tube.  All mounts come with altitude bearings custom cut to fit your telescope tube's outside diameter.  Maximum tube sizes for these mounts are:
8.25" for 6" telescopes.10.25" for 8" telescopes.12.50" for 10" telescopes.
Mount construction: Internal dowels in predrilled holes connect the front board, side boards and bottom board making them immovable while providing strength and stiffness. Boards are also screwed together with #12 wood screws hiding the dowels and clamping them in place. Wood parts arrive rough sanded using 80 grit.

Altitude bearing construction: Tube facing side of each bearing have two attached curved braces custom cut hold securely the diameter of your telescope tube. A 3/8" diameter hole through the center of the bearing is for a 3/8" bolt, which passes through the bearing and into the telescope tube. Use a washer and nut on the 3/8" bolt clamps the bearing inside the tube. Bearings ride on supports inside the sideboard walls, preventing lateral slippage, and allowing mount and telescope to be lifted as a single unit. Bearings sizes: 
6" telescope, 7.5" bearings. 8" telescope, 9.5" bearings. 10" telescope, 11.5" bearings.

All parts included: 18mm Baltic Birch plywood mount parts, dowels, screws and other necessary hardware except 3/8" bolt assembly. Bearing surfaces virgin Teflon and Formica laminate Crystal 42. All screw holes drilled and countersunk. Required items: 3/8" bolt, washer, nut, sandpaper, Philips screwdriver and finishing materials.

Filed under: Eyepieces & Accessories