KAK Industry K-Spec Enhanced Bolt Carrier Group 5.56x45mm/.300 AAC Blackout, Silver

The K-Spec Enhanced AR-15 BCG is built for ultimate durability and reliability in a variety of shooting conditions, from the cleanest environments to the harshest, including sand, mud and grime. The inclusion of slotted angled carrier rails and a dual ejector system sets it apart, improving its performance by effectively managing debris and preventing malfunctions. Its M16 full auto profile ensures compatibility with a range of rifles, while its design eliminates the need for constant adjustments, making it a reliable choice whether you're running a suppressor or in high-demand tactical scenarios. Perfect for those who push their rifles to the limit, this BCG will keep your AR-15 running smoothly under any circumstances. Engineered for reliable performance in the most demanding conditions Optimized for reliable performance in both suppressed and unsuppressed applications, across all uses and conditions Dual ejectors for improved reliability and consistent ejection performance Angled carrier rail cuts for reliable performance in adverse conditions and extended suppressed use Downward gas ports for reduced gas blowback to the shooter Fully auto profile Permatex applied between the gas key and carrier mating surface for a secure and reliable seal Carrier made from 8620 steel with outside rails, bolt runs and gas bores ground to .0002 tolerances, featuring a hard chrome finish for durability and corrosion-resistance Bolt made from 9310 steel with outside diameters ground to .0002 tolerances, MPI tested and finished with hard chrome for durability and corrosion-resistance Firing pin made from 8740 steel, Swiss turned, heat-treated, precision ground and chrome-plated Cam pin made from 4140 steel, Swiss turned, heat-treated and finished with chrome for enhanced durability and smooth operation Extractor made from 4140 steel, fully machined for precision and phosphate-coated for enhanced durability and corrosion-resistance Extractor pin made from S7 tool steel, precision ground and heat-treated for maximum strength and durability Ejector made from S7 tool steel, precision ground and heat-treated Gas key made from 4130 steel, heat-treated, secured with T25 Torx fasteners torqued to spec and staked using a hydraulic staking machine