LMT Full-Auto 7.62x51 NATO BCG Features Crafted from high-strength steel the LMT 7.62x51 BCG is precision-machined for consistent and reliable cycling. The full-auto carrier profile enhances mass and dwell time ensuring optimal performance under sustained fire. The bolt is shot-peened and Magnetic Particle Inspected (MPI) to ensure structural integrity while the properly staked gas key prevents gas leakage improving function and longevity. Designed for direct impingement operating systems this BCG is compatible with AR-10 and LMT MWS rifles providing flawless feeding and extraction. LMT Full-Auto 7.62x51 NATO BCG Specifications Caliber: 7.62x51 NATO / .308 Winchester Carrier Type: Full-Auto Bolt Material: High-Strength Steel (Shot-Peened & MPI Tested) Gas Key: Properly Staked Compatibility: AR-10 / LMT MWS Platforms Operating System: Direct Impingement