Precision CNC
Clearance Specials In Stock
Skywatcher 10 Collapsible Mount.
Azimuth Bearing Laminate Rings
Dobsonian Mounts
Current lead time: 6-8 weeks.
Overview Of Mount Choices

Standard Solid Mounts.
Custom Solid Mounts
Custom Collapsible Mounts
Collapsible mount videos 1 and 2
Dobsonian Mount Accessories.
Height Adjustment Stands.
Digital Setting Circles
Nexus II
Sky Commander
Amateur Telescope Making
Mirror Cells, Mirror Masks
Mirror Masks.
Aperture Masks
Sharpening Double Stars!
Altitude Bearings
Standard 12" And 18" Bearings.
Fix For 5" Small Bearings.
Altitude Bearing Guides.
Altitude Bearing Supports.
Clamshell Rings For Tubes
Upcoming Items
Contact us to inquire.
Mirror Box Integrated Cells.
Rotating Tube Rings.

Upper Tube Assembly Rings.
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ATM Teflon, Bearing Laminate,
Setting Circle Rocker Box Board

ATM Order Shipping Costs:
We will send a separate PayPal invoice for shipping when applicable, after your order.

  • Setting circle rocker box boards: Shipping costs vary by destination, please inquire. Laminate rings and teflon can be included.
  • Laminate rings under 20": $10 to U.S., $25 to Canada. Inquire for other destinations, or to include laminate strips or Teflon pads.
  • Laminate rings 20" to 23.5": $16 to U.S., $30 to Canada. Inquire for other destinations, or to include laminate strips or Teflon pads.
  • Laminate strips: Flat rate $8.95 in U.S. Teflon pads can be included.
  • Teflon pads: shipping included to U.S. destinations.

Click to enlarge image.

ATM Rocker Box Setting Circle Board
Just pair with an altimeter (examples).

CNC cut 0.75" thick birch plywood, cut to your size up to 23.5" diameter
Setting circle is etched into wood, sanded with 80 grit..
We will drill screw holes and center hole per your dimensions.

Specify board outside diameter wanted.

Laminate ring on bottom of mount.

 Example of 1.5" ring thickness.

Black Formica laminate Crystal 42

Custom Size Laser Cut Azimuth Bearing Rings

Prices are for ring thickness up to 1.5".
Ring thickness example below image at left.
Wider ring thickness available. Inquire for cost.
Check our precut ring specials here.

Maximum outside diameter
Outside diameter desired.
Ring thickness up to 1.5"


Laminate Scrap Rounds: $20.
Center remnants from rings above.

Available from 7" to 16.5" - sizes constantly vary.
We will e-mail size closest to your minimum before processing order.
Minimum diameter

Altitude Bearing Laminate 48" Strip pairs.
Black Formica laminate Crystal 42
Sold in pairs.



Virgin Teflon (PTFE) Pads

Predrilled and countersunk with #6 flathead screws included.

0.75"x1.00" Altitude pads.
1.00"x1.00" Altitude pads.
1.25"x1.25" Azimuth pads.

Azimuth pads ordered with Azimuth Laminate Bearing Ring:
Pads can be sized to match width of azimuth ring up to 1.5".