BattleHawk Armory Complete M16 AR-15 5.56/300 Black Chrome Phosphate Logoed Bolt Carrier Group - BCG Experience the pinnacle of precision engineering with the BattleHawk Armory Complete M16 AR-15 Bolt Carrier Group - Hawk Head Logo Expertly crafted from Mil-Spec 8620 steel and finished with a manganese phosphate coating for superior corrosion resistance, this BCG stands apart with our signature Hawk Head Logo proudly displayed on the ejection port. The integrated hard chrome-lined interior provides a mirror-like, near friction-less surface finish, ensuring reliable, consistent performance for tens of thousands of rounds. Our Secret Sauce: Every BattleHawk BCG is precision ground-both the exterior and all three interior dimensions are meticulously machined and ground to deliver an operating surface that minimizes friction and maximizes reliability. Key Components: M16 Style Carrier: Machined from high-grade 8620 Steel Chrome-Lined for added durability Heat Treated and precision ground for a near friction-less finish Manganese Phosphate Finish for long-lasting resistance to corrosion Signature Hawk Head Logo elegantly displayed on the ejection port 5.56/.223 Bolt: Crafted from Carpenter 158A(R) (9310 Steel) Heat Treated, Shot Peened, and MPI Tested for flawless integrity Finished with a Phosphate Coating for enhanced smooth operation Billet Gas Key: Machined from a solid billet of 4130 Steel Chrome-Lined and secured with Grade 8 fasteners Properly staked and finished with Manganese Phosphate for reliable performance Cam Pin: Machined from durable 4140 Steel Heat Treated and coated with Manganese Phosphate Billet Extractor: Forged from a solid billet of 4140 Steel, heat treated and shot peened Phosphate Coated, with an included extractor insert and Viton O-Ring for secure extraction Firing Pin: Precisely machined from 8640 Steel Hard Chrome Plated for a consistently smooth firing action 100% American Made: Built with pride and precision in the USA Lifetime Warranty: All BattleHawk Armory Precision Parts come with our Lifetime BATTLE.FOREVER Warranty, providing complete peace of mind and confidence in your purchase. Upgrade your AR-15 with the BattleHawk Armory Complete M16 AR-15 5.56/300 Black Chrome Phosphate BCG - Hawk Head Logo and experience unparalleled performance, reliability, and American craftsmanship. At BattleHawk Armory, we team up with only the best manufacturers in the industry and offer amazing products to our precision engineering specs with a Battle.Forever Lifetime Warranty!