LKCI P12MARINE: This fantastic shotgun from LKCI is a semi-automatic 12 gauge chambered to accept up to 3" shells. This particular model features black synthetic furniture with knurlings to aid in gripping the shotgun. This shotgun is purpose-built to provide maximum versatility for plinking or home defense. This model features a maritime corrosion-resistant finish to prevent rust build-up after those rainy days spent shooting.