The Avid Outdoorsman on MSN
Handguns that keep accuracy with worn-out barrels
Barrel wear is inevitable if you shoot a handgun enough. Lands and grooves soften, throats erode, and eventually ...
Department of Chemical Engineering, National Tsing Hua University, Hsinchu 30013, Taiwan Department of Engineering and System Science, National Tsing Hua University, Hsinchu, 30013, Taiwan Department ...
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