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M4A1??: United States of America : Colt(?) ?: 5.56mm NATO ?: 30 ?: 90 : 685 rpm ??(EMPTY) : 3.22 kg Projectile : 4 kg?: 2900?/ ??: 1570 ??? ?49??26? ?0.20??3.16 ?9.37/??,8.43? ??M4A1?????????5.56?????===================================================??CS,?\"?49??26?\"????.CSM4A1????:1.5 ?/??...
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