Ordering Paused
Resuming January 2, 2024

Customer comments and photos.


GSO / Apertura / TPO
6" f/4 imaging Newtonian mirror cell upgrade with focal length back end extender.

 Dobsonian Mounts

Read: About Our Mounts

Standard solid
Custom solid.
Custom collapsible.

Manual setting circles: Az and Dec.
Digital setting circle installation.
Mounts for two telescopes.
Height adjustment stands

ATM Altitude and Azimuth
Bearing Parts

The Bearing Works: get everything.
Or buy individual items:
Laminate rings and strips
Teflon pads
Azimuth bolt assembly kits


Image Sharpening

Primary:Fix Turned Down Edge. 
Imaging: Remove mirror clip flare.
Aperture: Eliminate spider spikes.

Clamshell & Rotating Rings

For Dobsonian mounts
For Equatorial mounts

Singularity Collapsible Custom Mounts

Features, construction, materials, etc.
Mount Only
Mount and Altitude Bearings
See mount collapsed.
Mount, Clamshell Rings and Altitude Bearings
Quote and Order Form
Prices shown apply up to 12" telescopes and vary on overly large or small requrements.
Request Quote:
Receive an email with mount/shipping costs and lead time estimate.
Request Orders:
We send you a PayPal invoice for 50% deposit, showing balance and shipping due at completion.
Your Name:
E-mail Address:
Repeat E-mail:
Shipping Zip Dode:
Mount Type Choice:
See table at upper right.
Telescope Tube Circumference:
Use cloth tape meaure, overlap the end.
Telescope Tube Balance Point:
1. Install heaviest eyepiece combination.
2. Add finders (optical and 1x) on tube.
3. Roll tube across broomstick for balance..
4. Mark approximate balance point with tape.
5. Meaure balance point to back of tube.

Enter measurement here:

Add Setting Circles:
Special request:
Mount Type
SC-KM Kit Mount Only.
SC-KMSB Kit Mount and Small Altitude Bearings up to 12").
SC-KMLB Kit Mount and Large Altitude Bearings up to 18").
SC-KMCRSB Kit Mount, Clamshell Rings and Small Altitude Bearings.
SC-KMCRLB Kit Mount, Clamshell Rings and Large Altitude Bearings.
SC-FM Finished Mount Only.
SC-FMSB Finished Mount, Small Altitude Bearings.
SC-FMLB Finished Mount, Large Altitude Bearings.
SC-FMCRSB Finished Mount, Clamshell Rings and Small Altitude Bearings.
SC-FMCRLB Finished Mount, Clamshell Rings and Large Altitude Bearings.
Manual setting circles.

Azimuth Setting Circle
Azimuth and Altitude Setting Circle
Deposit refunds: refunds 75% less PayPal transaction fees before custom design drawings are completed. After drawing completion refund is less $75 plus PayPal transaction fees. No deposit refunds after parts are CNC cut.