Brownells BRN M16 458 SOCOM/450 BUSHMASTER BOLT CARRIER GROUP NITRIDE AZT-M4-458-ST-002

Brownells BRN M16 .458 SOCOM / .450 Bushmaster Bolt Carrier Group The Brownells BRN M16 .458 SOCOM / .450 Bushmaster Bolt Carrier Group is a heavy-duty, nitride-finished bolt carrier assembly specifically designed for large-bore AR-15 platforms. This BCG is engineered to handle the increased pressures and demands of .458 SOCOM and .450 Bushmaster cartridges. Specialized Bolt Carrier Group for Big Bore ARs This complete bolt carrier group is built for AR-15 rifles chambered in .458 SOCOM and .450 Bushmaster. It features a robust bolt designed to properly headspace and extract these powerful straight-walled cartridges. The nitride finish provides excellent corrosion resistance, reduced friction, and enhanced durability, making it well-suited for high-performance big-bore builds. Key Features of the Brownells BRN .458 SOCOM Bolt Carrier Group Complete bolt carrier group for .458 SOCOM and .450 Bushmaster Nitride finish for superior wear resistance and corrosion protection Designed to handle high-pressure big-bore cartridges Precision machined for reliable extraction and function M16-style carrier for enhanced reliability Model: AZT-M4-458-ST-002 Ideal Applications This bolt carrier group is ideal for builders of .458 SOCOM and .450 Bushmaster AR-15 rifles. These platforms are popular for hunting large game, home defense, and recreational shooting where maximum stopping power is desired. The nitride finish makes it a low-maintenance choice for shooters who want reliable performance in demanding conditions. Why Choose Brownells AR-15 Components? When searching for a .458 SOCOM Bolt Carrier Group, .450 Bushmaster BCG, or Big Bore AR Bolt Carrier Group, this product stands out for its specialized design and quality construction. Brownells is a trusted name in the firearms industry, known for offering reliable components for specialized AR platforms. Complete your big-bore AR build with the Brownells BRN .458 SOCOM Nitride Bolt Carrier Group. The End