Here's a good HAM reporting article about the new barrel manufacturer, Sub-MOA. This is a new business venture by Tom Costan and Tracy Skipper to provide super-accurate machined barrels at specialized twist rates. The airgun industry, benchrest competitor, and shooting sports enthusiasts alike have been needing this technology to get to the next level of chasing accuracy.
Sub-MOA Barrels - Exclusive First Report - Hard Air Magazine
Sub-MOA Barrels is a new phenomenon in the airgun world. It’s a company established to create barrels for the highest quality air rifles.
hardairmagazine.com