Barrel, 18.5", .308 AR, Medium Weight, 1x10, Stainless, Match Quality, FA by Criterion

Designed for DPMS/Remington/FA-pattern .308 AR rifles using a rifle-length gas system, this barrel includes a pre-installed barrel extension for straightforward compatibility and installation.

Crafted for precision, each barrel undergoes a meticulous hand-lapping process to ensure uniformity in bore and groove dimensions, as well as twist rate—key factors that elevate this barrel to true match-grade quality.

The Hybrid Match Chamber is engineered to safely and effectively fire both .308 Winchester and 7.62×51 NATO ammunition, providing flexibility without compromising accuracy.

Technical Specifications

• Length: 18.5"

• Contour: Medium-weight, approx. 2.9 lbs

• Twist Rate: 1:10, 4-groove rifling

• Gas Block Size: 0.936"

• Muzzle Options: Available with plain muzzle or 5/8x24 threading (0.800" diameter at the muzzle)

• Chamber: Finished for .308 Win / 7.62×51 NATO

• Gas System: AR-10 rifle-length (compatible with TU-062 gas tube)

• Material: Made from gun barrel quality 410 stainless steel

• Finish: Raw stainless ("in the white") or optional Target Gray matte finish

• Manufacturing Process: Button rifled and double stress relieved for enhanced barrel stability and performance