3.5″ Adapter for TEC Large Refractors

Code: A35-503TEC

Known To Fit

  • TEC Telescope Engineering Corporation

Use with

  • FTF3545-BA

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

  • No Thread

Other Info

  • Fits 5.75″ Inner Diameter tubes


In stock (can be backordered)

In stock (can be backordered)


Scope specific tube adapter to attach 3.5″ Feather Touch focusers onto TEC large telescopes

It is machined of the highest quality aluminum, and finished in our shop, keeping the same beautiful look and high precision quality that Starlight Instruments is known for.

Use with focuser FTF3545B-A

Additional information

Weight 1 lbs
Dimensions 9 × 9 × 5 in


There are no reviews yet.

Be the first to review “3.5″ Adapter for TEC Large Refractors”

Your email address will not be published. Required fields are marked *