Jyn Erso Nerfblaster rev trigger

A rev trigger for the Jyn Erso, becuase someone lost theres

The rev trigger seems to be different to the Stryfe one so I had to produce this.
It is a very basic shape, suggest you print with lots of walls and file/sand to the shape you want or remix it to have the shape you want.

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// 20/August/2023
// Initial version
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