Stag Arms Ar-15 Mil-Spec Bolt Carrier Group 5.56 Left Hand

The Stag Arms AR-15 MIL-SPEC BOLT CARRIER GROUP 5.56MM LEFT HAND is engineered to deliver reliable cycling, consistent extraction, and durable performance for AR-15 platforms chambered in 5.56x45mm NATO. This MIL-SPEC bolt carrier group features a robust Black finish and is specifically designed for left-hand operation, ensuring smooth, safe, and efficient cycling in rifles configured for left-handed shooters or builds requiring a left-hand carrier. Built to the exacting standards that Stag Arms is known for, it offers precise tolerances, hardened steel components, and dependable reliability under demanding field or range conditions. The 5.56 NATO compatibility enables versatile use across sport shooting, varmint control, and tactical training, while the AR-15 fit guarantees straightforward installation and maintenance for experienced gunsmiths and avid builders alike. With a focus on longevity and performance, this bolt carrier group supports consistent chamber pressure management and reliable bolt unlock and feed cycles, helping shooters achieve repeatable accuracy and smooth operation. For anyone assembling or upgrading an AR-15 rifle, this Stag Arms BCG delivers proven MIL-SPEC quality and compatibility in a left-hand configuration.