SOLGW 16" PRECISION SPR 6mm ARC 416R SS Barrel - Black Oxide - Mid-Length Gas

SOLGW 16" PRECISION SPR 6mm ARC 416R SS Barrel - Black Oxide - Mid-Length Gas

Elevate your AR-15 platform to match-winning precision with the Sons of Liberty Gun Works (SOLGW) 16" 6mm ARC Precision SPR Barrel. Unquestionably the most accurate barrel profile SOLGW has ever offered, this Purpose-built SPR (Special Purpose Rifle) barrel is engineered specifically to maximize the ballistic performance of the long-range 6mm ARC cartridge. Capable of routinely delivering 1/2 MOA groups with a wide variety of factory and match handloaded ammunition, it establishes an unyielding, duty-grade foundation for precision gas-gun competitions, tactical operations, and long-range hunting.

Precision-machined from premium 416R stainless steel, this 16-inch SPR barrel features advanced 3-groove polygonal rifling for smoother bullet passage, enhanced gas seal, and extended barrel life. Finished in a slick, non-reflective Black Oxide coating for maximum environmental protection, it is outfitted with a reliable mid-length gas system, a standard .750" gas block journal, and 5/8x24 muzzle threads for seamless attachment of muzzle brakes or suppressor mounts. Upgrade your precision rifle build with authentic SOLGW engineering designed to execute perfection shot after shot.

Features

Sub-MOA Precision SPR Contour:
Engineered with SOLGW's heavy-duty SPR barrel profile to optimize harmonics, heat dissipation, and structural stiffness, routinely delivering 1/2 MOA groups.

Advanced 3-Groove Polygonal Rifling:
Features polygonal rifling that provides an exceptional gas seal, higher projectile velocities, less bullet deformation, and easier barrel cleaning.

Match-Grade 416R Stainless Steel:
Machined from premium 416R stainless steel for supreme mechanical precision and cold-weather durability, protected by a tactical Black Oxide finish.

Reliable Mid-Length Gas System:
Optimized with a mid-length gas system and a standard .750" gas block journal to ensure smooth cycling, reduced recoil impulse, and reliable extraction.

5/8x24 Muzzle Thread Pitch:
Standard 5/8x24 threading accepts a wide range of precision 6mm/6.5mm muzzle devices, compensators, and quick-detach suppressor adapters.

Optimized for 6mm ARC:
Tuned to unlock the flat trajectories, high ballistic coefficients, and extended effective range of the popular 6mm ARC cartridge on standard AR-15 lowers.

Specifications