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標題: [others] AGM M4 --- 啲氣一野"夫~~~"走哂 [打印本頁]

作者: B20_hk 時間: 8-9-2009 22:56 標題: AGM M4 --- 啲氣一野"夫~~~"走哂

改完，打了幾個匣
打第二個匣時,第二三槍，啲氣一野"夫~~~"走哂
點解?
唔該

作者: ayaka 時間: 8-9-2009 22:58

原帖由 B20_hk 於 8-9-2009 22:56 發表
改完，打了幾個匣
打第二個匣時,第二三槍，啲氣一野"夫~~~"走哂
點解?
唔該

blow back唔夠力....bolt carrier推唔到個valve lock
cut唔到氣.....一次過出晒
valve lock蝕左都會有機會咁

作者: 且倫 時間: 8-9-2009 23:27

有冇睇係咪jam彈個陣先走哂d氣

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