This video provides an expert-level look at the Aimpoint PC-80, a rare symmetrical action firearm developed by Aimpoint AB. Ian McCollum details its unique annular gas piston system, dual charging handles, and 8-round magazine, explaining the designer's experimentation with gas port placement to control dwell time and bolt unlocking. The presentation highlights the historical significance and technical complexity of this unique prototype.
This guide details the disassembly of the Italian Cei-Rigotti rifle, an early semi-automatic prototype. It covers identifying key components like the recoil spring housing, gas system, and the unique helical groove bolt unlocking mechanism. The video, presented by an expert from Forgotten Weapons, highlights the rifle's historical significance and complex mechanics, emphasizing its distinct design compared to other contemporary firearms.
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