How to Thread and Chamber an Octagon Barrel | MidwayUSA Gunsmithing
This comprehensive guide details the precise steps for threading and chambering a barrel for a Custer's Rolling Block rifle, as demonstrated by Larry Potterfield, Founder and CEO of MidwayUSA. The process involves meticulous measurement, lathe work for shank preparation and thread cutting, precise fitting to the receiver, and expert chamber reaming and polishing. This expert-level instruction is crucial for custom rifle builds and firearm modifications.






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