Stainless Steel

Proof Research Steel 6CM AR Type Barrel

Proof Research 308 Win Terminus Pre-Fit Steel Barrel – Multiple Options

Proof Research 223 Wylde AR Type Steel Barrel – Multiple Options

Proof Research 223 Rem Zermatt Arms Pre-Fit Steel Barrel

Proof Research Curtis 6.5 CM Steel Barrel

Proof Research Blaser 308 Steel Blank Barrel

Proof Research Blaser 284 Steel Blank Barrel

Proof Research Blaser 277 Steel Blank Barrel

Proof Research Blaser 264 Steel Blank Barrel

Proof Research Blaser 243 Steel Blank Barrel

Proof Research 6CM Lone Peak Pre-Fit Steel Barrel

Proof Research 6CM Impact Precision Pre-Fit Steel Barrel