Is 12.5" the Ideal Barrel Length for your AR Build?

Originally published at: https://www.arbuildjunkie.com/is-12-5-the-ideal-barrel-length-for-your-ar-build/



BCM Standard 12.5″ Upper Receiver Group with Daniel Defense Lite III(DDM4) 9″ Handguard Guns.com has a new feature up on their website praising the 12.5″ barrel length for the AR-15. The article and corresponding video make a case for the 12.5″ rifle with a carbine length gas system in 5.56 based on a few key…

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