REXUS 6mm ARC 20" AR15 Barrel

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  • Our Rexus line of premium 41V50 chrome-moly-vanadium steel in our Alpha medium-light field profile for all-day carry
  • Weight: 2 lb 7.2 oz
  • Black Nitrided inside and out and barrel extension has M4-style feed ramps
  • Rifle-length gas system (RLGS); gas block diameter 0.750"
  • SAAMI-spec chamber; headspaced for Mk136, also called Type 2, AR15-style bolts with a boltface depth of 0.136 inches, extended freebore allows seating to 2.280
  • Button-rifled. Hybrid 5R 1:7 rifling with our unique 5R-EE (Easy Engraving) reduced-height rifling for decreased bullet deformation
  • "Bull" chamber section reduces barrel whip for consistent accuracy while being closer to gun's center of balance for easier handling; also puts a good chunk of protective steel closest to the operator, where it counts in the event of an overcharge
  • Features our industry-first Dog-Point Dimple System (DPDS) for smart and secure gas block installation
  • Muzzle threads 5/8x24 with 11-degree target crown
  • "Rexus Victor, Conquering King" logo near muzzle