Must See Airsoft Gun Build Dual Sector Gear M4

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This is my first attempt at a Dual Sector Gear AEG. It chrono'd @ 60 RPS with a 290 FPS.UPDATED w/ PARTS LIST:It started out as a stock G&P Magpul CQB M4 in ...

DSG, Build, airsoft, aeg, m4, air soft, dual sector gear, call of duty, cod
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