Quick view BALLISTIC ADVANAGE Ballistic Advantage Barrel 6.5 Grendel 18" Spr Rifle $232.75 This 6.5 Grendel Type 2 chambered 18 inch barrel is machined from 416 Stainless Steel with a bead blasted finish. The Premium Series Barrels feature a Nickel Boron Coated Extended M4 Feed Ramp... Add to Cart Add to Cart