All Wilson Combat Match Grade AR-15 barrels are precisely crafted of the finest American- made 416R rifle rated steel on computer controlled equipment to Wilson's exact list of technical specifications. These proven barrels feature a hand-polished bore and feed ramps and then complete a rigorous final inspection process that ensures your new barrel will meet your most demanding expectations. All barrels feature crisp CNC markings, precision muzzle crown and a chamber and gas port optimized for reliability.The Recon Tactical model is our best all-around medium profile, making it great for hunting as well as training. Enjoy superior performance and reliability with Wilson Combat's recon tactical stainless barrel. FeaturesMatte bead blasted stainlessGas Block Seat: .750" x .920" - Dimpled for set screwButton rifled