Barrel

Proof Research 6 GT Defiance Ruckus Pre-Fit Steel Barrel

Proof Research 6 GT Terminus Pre-Fit Steel Barrel – Multiple Options

Proof Research 6 CM Daniel Defense Pre-Fit Carbon Fiber Barrel

Proof Research 308 Win Daniel Defense Pre-Fit Carbon Fiber Barrel

Proof Research 6.5 CM Daniel Defense Pre-Fit Carbon Fiber Barrel

Proof Research 6 GT Lone Peak Pre-Fit Steel Barrel

Proof Research 6 GT Zermatt Arms Pre-Fit Steel Barrel – Multiple Options

Proof Research 22 WMR Zermatt Arms Pre-Fit Steel Barrel

Proof Research 22 WMR Zermatt Arms Pre-Fit Carbon Fiber Barrel

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

Proof Research 22 LR Tikka Pre-Fit Carbon Fiber Barrel – Multiple Options

Proof Research 223 Rem Lone Peak Pre-Fit Steel Barrel