Altitude Adjuster Assembly for 900 Mount, all models (9ALKIT)
Brand : Astro-Physics
Individuals who own the very earliest 900 mounts may want to consider upgrading to this more substantial altitude assembly. You may also consider purchasing just the Altitude Adjustor Brace (9ALBKIT). if you want to reuse the original Altitude Knob, Threaded Rod and other components, which are common to both designs. Installation instructions.
Our part # S900AA-A
Four 1/4-20 x 5/8" flathead socket cap screws.
All 900 mounts (HDA, QMD, SMD and GTO) that have been produced.