Proof Research: 6 Dasher, Stainless Steel, Competition, Impact Precision 737R, 1 - 7.5 Twist, 26"

Proof Research : 123324
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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 Proof Research 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.


  • Caliber: 6 Dasher
  • Action Model: 737R
  • Barrel Length: 26”
  • Twist Rate: 1:7.5
  • Thread: 5/8-24
  • Contour: Competition
  • Weight: 7.5 lb


  • All shouldered pre-fit barrels are guaranteed for headspacing.
  • Due to variance in actions Proof Research does not guarantee the timing and alignment of the barrel engraving to your stock line.
  • Barrels are specific to the action type/length and are not interchangeable.
  • PROOF drop-in barrels are designed to fit Ruckus actions with the 'Recessed' bolt nose option only and will not be compatible with actions that have cone, flat, or control round feed bolts.
6 Dasher
26 in
737 SA