• 223REM
• 7 Twist
• 26″ Length
• 4 Groove
• 5/8×24 Muzzle Breech
• Competition for Impact Precision Action

PROOF Research pre-fit carbon fiber & steel barrels for the Impact Precision 737R and 787R are to be installed in a simple operation requiring few specialized tools. These barrels come chambered and threaded for an easy install – torque on, ensure headspace with proper gauges and head to the range! Shot for shot accuracy and performance – there is simply no better choice for the Impact Precision actions than our carbon fiber & steel pre-fit barrels.

Long-Lasting

Excellent erosion wear characteristics and corrosion resistance.

Extreme Pressure Resistance

An optimum combination of high tensile strength along with requisite toughness to withstand extreme chamber pressures encountered during firing.