AR15 Bolt- 5.56/ 300 Blackout, Nickel Boron

KAK Industry Complete AR15 Bolt- 5.56/ 300 Blackout, Nickle BoronComplete Assembled Bolt OnlyBolt is machined from a single piece aircraft/bearing quality 9310 steel, heat treated properly, precision ground, Shot Peened and MPI'dOne Piece Billet Fully Machined Enhanced Extractor, Phosphate coated for Increased reliability and corrosion resistanceS7 tool steel ejector and extractor retaining pinMachined in house and assembled using only the finest steels and components. KAK Industry takes pride in producing some of the finest Mil-Spec/ Enhanced AR15 bolts available, made 100% in house at our MO facility using Doosan machining centers, Tsugami Swiss turning, and the latest in FANUC robotics combined into an automated cell giving us lights out production capability. In house automated CMM Inspection processes ensure consistent quality.