Ballistic Advantage Premium Classic, Barrel, 223 Wylde, 16, 1:8, SPR Fluted, Bead Blasted BABL223017PL This 223 Wylde chambered 16 inch barrel is machined from 416R Stainless Steel with a bead blasted finish. Their Premium Series Barrels feature a Nickel Boron Coated Extended M4 Feed Ramp Extension. Featuring functionally aggressive flutes and crisp" clean lines" BA Fluted barrels deliver the perfect balance of weight and rigidity. Utilizing six and eight flute designs we've achieved weight reduction up to and exceeding 16 ounces. Confidently lighten your kit without sacrificing an ounce of accuracy.