BCM® Bolt Carrier Group (MPI) – Auto – Flat Dark Earth | Mil-Spec | M16/AR15 Compatible
Proven Performance Meets Tactical Finish.
The BCM® Bolt Carrier Group (MPI) – Auto – Flat Dark Earth (FDE) combines battle-proven mil-spec reliability with a durable PVD Flat Dark Earth finish, giving your rifle both superior function and tactical style. Designed for M16, M4, and AR-15 platforms, this full-auto BCG is precision-machined to U.S. military specifications, making it a dependable upgrade for any serious build.
The bolt is crafted from Carpenter No. 158® steel, shot-peened for durability, and both High Pressure Tested (HPT) and Magnetic Particle Inspected (MPI) for structural integrity. The carrier interior and gas key are chrome-lined for maximum corrosion resistance, while the Grade 8 fasteners and properly staked gas key ensure long-term reliability.
Each unit is live-fire tested before shipping—proof that BCM builds for performance, not just looks.
⚠️ Note: Flat Dark Earth (FDE) PVD finish may vary slightly in tone from batch to batch.
⚙️ Key Features:
✅ Flat Dark Earth PVD Finish – Durable, tactical appearance with unique tone per batch
✅ Full-Auto Rated M16 Carrier – Compatible with AR-15, M16, and M4 platforms
✅ HPT and MPI Inspected Bolt – Machined from Mil-Spec Carpenter No. 158® steel
✅ Shot-Peened for Increased Strength – Reduces fatigue and improves longevity
✅ Tool Steel Extractor & Ejector – Engineered for consistent, positive extraction
✅ Chrome-Lined Carrier Interior & Gas Key – Corrosion resistant and smooth cycling
✅ Properly Staked Gas Key – Secured with Grade 8 USGI fasteners
✅ Includes BCM Extractor Spring Upgrade – Enhanced reliability with all ammo types
✅ Function-Tested Before Shipping – Quality control with real-world validation
? Where Precision Meets Practicality
Whether you’re building a mission-ready rifle, upgrading your home defense setup, or just want to add a tactical FDE edge to your AR, the BCM® Auto BCG in Flat Dark Earth delivers the rugged quality and attention to detail BCM is known for.
It’s not just about the look—it’s about confidence in every cycle.
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to – www.P65Warnings.ca.gov.
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