Im confused as to why there is no .243 NATO. It uses the same case as the 7.62 NATO but due to firing lighter rounds, has less recoil. It's also a very flat shooting round. Seems like it could be a very effective military round. Better BC and SD than .223 with more energy and penetration potential.
Theres been talk of the 6.8 SPC replacing 5.56 NATO, but I don't really see the point when a militarized .243 Win would perform better an be cheaper to manufacture.
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