Rainier Arms Ultramatch MOD2 .223 Wylde MK12 SPR Barrel 18in Polished 1-7.5 Twist 1/2x28 Silver Medium RAB-UM2-223-18-R-MK12-NF-POL. They are able to reach our goal by sourcing a very high end barrel blank at an affordable price. They start off using a...