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  • 42 mm Extension Tube - 20 mm Length - SFE-M42-020

    • 42 mm Extension Tube - 20 mm Length - SFE-M42-020

    $19.00
    (4 reviews) Write a Review
    SKU:
    SFE-M42-020
    Width:
    4.00 (in)
    Height:
    4.00 (in)
    Depth:
    4.00 (in)
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    Product Description

     

    This is a 42 mm extension tube that adds 20 mm of length. The outside diameter is 1.8". The male thread is just under 3 mm long and the female thread is about 18.5 mm deep. 

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    • 5
      Great

      Posted by Christopher Corkill on 9th Aug 2017

      The extension tube is very light but strong. It's much lighter than any other extension tube brands I've ever purchased.

    • 5
      Precision Made

      Posted by Edward Overstreet on 15th Jun 2017

      I was in need of help to arrive at 55 mm of back focus so I called Stellarvue and talked with Vic (owner) he spent considerable time with me on the phone calculating exactly I would need given my different cameras and filter wheel combination. Great support - the extenders, variable

    • 5
      Excellent machining and craftmenship

      Posted by ANDREW RUDOVSKY on 18th Nov 2016

      Excellent finishing and the threads were perfect.

    • 5
      Excellent machining and craftmenship

      Posted by ANDREW RUDOVSKY on 18th Nov 2016

      Excellent finishing and threads were perfect,

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