25" premium process round barrel blank, 5 mm / .204 caliber, 1:12 twist , 4140 CM, turned on centers for most concentric bore, button rifled, thermo stress relieved,precision air gauged, breech stamped with caliber and twist rate, turned to precise O.D of 1.06" Bore .201 Groove .205
Posted by Unknown on 24th Feb 2016
I have turned several of these barrels, this last one is one of the best barrels of any brand i have ever used.
Posted by Daylon Smith on 7th Dec 2014
Bought this barrel for my 204 AR build. This was my second barrel purchase, first being SS, both are tack drivers