POGMarineFPS
30 Jul 2015
300 Blackout VS 7.62x39 TEST 223 and 5.56 ar15 sks by JSD Arms
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In General
The 300 Blackout ar upper will test the performance of the 300 blackout cartridge. The 7.62x39 cartridge will be tested by the SKS not AK47. sorry do not got one yet. and the 5.56 was added due to it being the father casing to the 300 AAC blackout aka 7.62x35.
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