Originally Posted by ChaseReynolds
Okay, so what your saying is that I can get a different barrel for my .40 and shoot 10mm?
Not what I was saying. You can't go "up" in caliber. From .40 S&W or .357 Sig you can go 9mm (or switch .40 to .357), but you can't go from .40 to 10mm due to the length of the cartridge.
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