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224 valkyrie
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  1. Black Rifles
    I wanted to test the 224 Valkyrie round in an AR platform, but I wanted a 24-inch barrel to verify the advertised muzzle velocity data. I bought a CMT Tactical 224 Valkyrie upper and mounted it on a CMMG MK4 lower. I finally got a day to break in the barrel and collect velocity data with a...
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