AR

Proof Research 6.5 Grendel AR Type Steel Barrel

Proof Research 6.5 Grendel AR Type Carbon Fiber Barrel – Multiple Size Options

Proof Research 6.5 CM AR Type Carbon Fiber Barrel – Multiple Size Options

Proof Research 6 CM AR Type Steel Barrel – Multiple Size Options

Proof Research 6 CM AR Type Carbon Fiber Barrel

Proof Research 308 Win AR Type Steel Barrel

Proof Research 308 Win AR Type Carbon Fiber Barrel – Multiple Options

Proof Research 300 BLK AR Type Steel Barrel – Multiple Size Options

Proof Research 300 BLK AR Type Carbon Fiber Barrel – Multiple Sizes Options

Proof Research 223 Wylde AR Type Steel Barrel – Multiple Options

Proof Research 223 Wylde AR Type Carbon Fiber Barrel – Multiple Size Options

Proof Research 204 Ruger AR Type Carbon Fiber Barrel