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Are the Threads Metal or Plastic in Replacement Wingnut for Thule Cargo Boxes  

Updated 07/27/2015 | Published 07/26/2015

Question:

Does the replacement knob #THO4877 have a metal or are the internal threads plastic/ vinyl?

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Expert Reply:

The threads inside Thule replacement knob # TH04877 are metal. I have included a picture where you can see a little bit of the inside part.

expert reply by:
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Michael H
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