Quick view Weatherby Weatherby 18i, Wthby Id21228mag 18i Dlx Gr2 12ga 28in Walnut $1,617.00 The weatherby 18i series of semi-automatic shotguns are built on the proven inertia system, that provides reliable cycling on an evenly-weighted gun.Boasting classic weatherby appeal and deadly shoot-ability, the nickel metalwork and high-grade walnut... Compare Add to Cart