This guide details how to tune a Ruger Mini-14 trigger to achieve a competition-grade 4.5-pound pull, inspired by M1A National Match standards. The process involves careful disassembly, polishing of the trigger sear and hammer surfaces, and reducing the length of the secondary sear spring. The instructor, a former Ruger armorer, emphasizes safety and warns against unauthorized modifications, stressing that this guide is for informational purposes only and should be undertaken at the user's own advisement.
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