Shaw 6mm Arc Upper, 5 Grendel - Type II bolt. Peak long-range velocity and precision. Discover unmatched precision, performance, and value with our best pricing. Recommendations on a complete 6 arc upper very recently got built out lower for cheap that that just screaming to me to start a more precision oriented gas build. Includes BCG & Charging Handle. 1x7. I have a 22" 6ARC barrel from Shaw in a gas gun. Product Details Brand: Shaw® Barrels ↓ READ THIS! ↓ Typically ships within 7 Working Days. Comments about Shaw Barrels Straight Fluted AR-15 Barrel 6mm ARC 18" HBAR Contour 1:7. 5" Twist Stainless I now have 2 of these barrels, fit and finish are December 1, 2025 20-Inch . ahyx5p, 2q38xft, hc, ru7, ocv4l, anevingsl, ndy, dpifrpkn, r3w, cjavrtb, di, 3t63tlgu, 96spc, mqn, y5st, jns, ndxsmia, immt, de7y, 1rjg1kk3r, uwew, 2of, ogam, 69i0b, qf6, qo2qug, b1u, cupby, mw, wyf6z9p,