Im after a section of tube pre-drilled and tapped for M14, does anyone know of anywhere I can get it off the shelf as its something I need in a hurry so no time to get it made specially really.

Basically like this:
http://cgi.ebay.co.uk/M14-Right-Hand...item58814fbf40

But needs to be 6 inches long (or 2 * 3" would be fine)