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John Bush


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John Bush

Master Armorer | Gunsmithing Instructor

John Bush is a Master Armorer and renowned expert on U.S. and Foreign Military firearms. His vast knowledge is an incredible resource and he has taught AGI courses on Building AKS rifles from a parts kits, rebuilding the M1 Garand, along with Armorer Courses and a Gunsmithing Club of America favorite video segment “In the War Room”.  He is one of the few people we know of who can have a box of miscellaneous firearm parts dumped in front of him and he can identify what the part is, what firearm it is from, and what country or factory made them!