Mitchell Defense Enhanced AR-15 Bolt Carrier Group 5.56x45MM NATO, 300 AAC Blackout ArmorLube Black

The Mitchell Defense Enhanced BCG is designed to deliver unmatched reliability and durability in any environment. Elevate your M4 weapon system with a component built to exceed expectations. FeaturesArmorLube Coating: Advanced DLC coating developed in collaboration with the US Army DEVCOM. Tested to 97,000 cycles in the taper abrasion test, far surpassing Nitride (25,000 cycles) and phosphate/Parkerizing (690 cycles). Prevents galling, corrosion, and seizure.Gas Key: Precision torqued and staked with optimized screws. Sealed with Permatex gasket sealer to ensure a gas-tight fit, maintaining reliability and power.Bolt: Crafted from Carpenter 158 steel, known for its superior corrosion, tensile, and fatigue resistance. Provides a smoother surface finish and enhanced wear resistance.Carrier: 8620 M16 carrier, precision ground to exact tolerances. Features a flawlessly flat surface to eliminate uneven wear and reduce friction, enhancing longevity.Gas Rings: SP4-coated for extended durab...