Extra-heavy contour, stainless steel barrel changes any AR-15 into a well-balanced, easy-shooting, highly accurate .204 Ruger target/varmint rifle. Full 24" length for maximum accuracy. Button rifled with a six-groove, right-hand, 1-12 twist for outstanding accuracy with a variety of bullet weights. On the outside, six precision-machined, longitudinal flutes let you enjoy the benefits of a bull barrel with less weight to lug around. Stepped target crown provides excellent protection for rifling at the muzzle. Solid, precision machined aluminum gas block included. Must be used with a free-float handguard.
SPECS:
Barrel - 416 stainless steel, natural finish. Chambered for .204 Ruger, 1-12 twist. 24” (61cm) long, 1.05” (2.67cm) O.D. under handguard, .92” (2.34cm) O.D. ahead of gas block. Gas Block - Aluminum, hardcoat anodized, matte black, .936”(2.38cm) I.D.
Catalog page 17