Standard Pier Adapter for 1200 Mount, Fits 10" Astro-Physics Piers (1200SPA)

The 1200SPA is a replacement for your 1200 Standard Pier Adapter if yours is damaged. The base is 9.788" and was designed to fit into 10" Astro-Physics Piers or any suitable opening. Note the pertinent dimensions in the illustration. 

Includes:

• Flat Pier Plate (M12012-A)
• Base to Pier Adapter Plate Lock Knob for 900 Mount, set of 4 (12KBKIT)
• 1.9" Azimuth Adjustor Block (M12020-A)