WTB: J-Arm for Rhino Helmet NVG Mount

If anyone has one or has any leads on one, as the title says, I need a j-arm for a Rhino helmet NVG mount.

Here is what this j-arm looks like:
http://i217.photobucket.com/albums/c...uck/6f34_1.jpg

http://i217.photobucket.com/albums/c...uck/7513_1.jpg

I have found one or two on eBay but they are going for outrageous amounts.

I'd like to spend no more than $20-$30 or trade for something in my For Sale thread.

Found one for $27 from an ARFCOM member.