This guide details the field stripping process for the Bushmaster Assault Rifle, a 1970s design influenced by the Stoner 63A. The video highlights its unique gas system and the separation of upper and lower receivers via two pins. It emphasizes the importance of removing the gas system retention bracket and disassembling the bolt carrier group for maintenance. The instruction comes from Ian McCollum, a recognized expert in historical firearms.
This guide details the field stripping process for the early Bushmaster Assault Rifle, highlighting its unique long-stroke gas piston system and construction distinct from later AR-15 variants. It also provides an overview of the Bushmaster Arm Pistol, emphasizing its compact design and innovative rotating grip for ambidextrous operation. The content is presented with high authority by a seasoned firearms reviewer, offering historical context and technical insights into these historical firearms.
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