"Engineered from the ground up for elite tactical performance and home defense, the Blackwater Sentry 12 redefines the modern defensive shotgun. This innovative, magazine-fed pump-action platform is chambered in 12 gauge and features a smooth-bore, nitride-coated 18.5"" barrel capable of handling both 2 3/4"" and 3"" shells. Built with a monolithic aluminum upper receiver and an AR-style polymer lower, the Sentry 12 provides an incredibly lightweight footprint at just 6.5 pounds. It offers fully ambidextrous controlsincluding the safety and magazine releasegiving users an ergonomic layout highly familiar to AR-15 operators. With a compact 12-inch length of pull designed for quick maneuvering and body armor compatibility, plus a full-length top Picatinny rail for optics, the Blackwater Sentry 12 delivers rapid reloading and deployment when seconds matter most."