I need Your Help, I need to Idenify this Part

[propcollector]

I am building a Reveal mask ROTJ and trying to identify for my reveal mask
Here is my pic of the part

 

[cayman shen]

How big is it? It's hard to get a good idea of scale from the one pic.

 

[Darth Mawr]

I have no concept of scale so I could likely be wrong but, it reminds me of a spark plug. Break off the tab on the bottom and the ceramic off the top. Flip it upside down with the threads visable. :confused

 

[propcollector]

<div class='quotetop'>(Darth Mawr @ Sep 11 2006, 05:23 AM) [snapback]1317507[/snapback]</div>

I have no concept of scale so I could likely be wrong but, it reminds me of a spark plug. Break off the tab on the bottom and the ceramic off the top. Flip it upside down with the threads visable. :confused
[/b]

here is anther pic and this is the jaw of the reveal darth vader mouth piece