Standard Pier Adapter for 900 Mount, Fits 8" Astro-Physics Piers (900SPA)
Brand : Astro-Physics
The 900SPA is a replacement for your 900 Standard Pier Adapter if yours is damaged. The base is 7.730" and was designed to fit into 8" Astro-Physics Piers or any suitable opening. Note the pertinent dimensions in the illustration.
- Flat Pier Plate (M9010-A)
- Base to Pier Adapter Plate Lock Knob for 900 Mount, set of 4 (9KBKIT)
- 1.9" Azimuth Adjustor Block (M12020-A)