Proof Research Carbon Fiber Defiance Barrel – 123157
Proof Research Carbon Fiber Pre-fit Defiance Barrels for Defiance Actions are to be installed in a simple operation requiring few specialized tools.
Proof Research pre-fit barrels are chambered and threaded for a simple install.
Simply torque your barrel on, double check headspace with proper gauges and head to the range!
Unprecedented accuracy and performance – it does not get much better than our Defiance carbon fiber & steel pre-fit barrels.
Barrels come with a 5/8 x 24 Muzzle Tread Pitch and a Sendero contoured barrel.
- Proof Pre-fit barrels are shouldered and are guaranteed for headspacing from the factory.
- Due to variance in actions, the timing and alignment of the barrel engraving to your stock line is not guaranteed .
- Proof Barrels are specific to the action type/length and are not interchangeable.
- Proof Research drop-in barrels are designed to fit Defiance actions with the ‘Recessed’ bolt nose option only.
- They are compatible with actions that have cone, flat, or control round feed bolts.
- Barrel Chamber: 308 Win, Barrel Length: 20″, Barrel Twist Rate: 1 in 10