3.5″ Adapter for Astro Physics Threaded Optical Tube Assemblies

Code: A35-503AP

Known To Fit

  • Astro-Physics Threaded Optical Tube Assemblies

Use with

  • FT3500 Series

Thread on Entry (OTA | FRONT) Side of Draw Tube

  • 4.875″


In stock (can be backordered)

In stock (can be backordered)


This 3.5″ Tube Adapter Ring will fit any Astro Physics 4.875″ female threaded Optical Tube Assembly

Use with focuser FTF3545B-A

Additional information

Weight 1 lbs
Dimensions 9 × 9 × 5 in


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