Experimental Primer-Actuated Semiauto Springfield 1903
This video provides an expert-level look at an experimental primer-actuated semi-automatic conversion of the Springfield 1903 rifle, presented by Ian McCollum of Forgotten Weapons. The conversion, dated to 1921, aimed to modernize bolt-action rifles cost-effectively by utilizing a unique primer-actuated mechanism instead of gas operation. The detailed disassembly reveals custom modifications to the receiver, stock, and trigger group, highlighting the ingenuity and challenges of early semi-automatic development.











