Starlight Instruments BA30CL Focuser Base
|This base for 3-inch Feather touch focusers is custom machined to match the outside diameter of the optical tube. |
Curved base with leveling screws for 3.0" diameter Feather Touch focuser
This base threads into our tube adapter ring that comes standard on the 3.0" Feather Touch focuser (A30-1903-1) which has M109x1 threads
Base comes complete with all mounting hardware
Mounting hole pattern of 4.0" to center.
Outside dimension of base is 4.75"
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