FailZero EXO Bolt Carrier Group
By Mike Coker
Anyone who runs a suppressed semi-automatic gun like an AR-15 knows just how dirty the chamber gets. Filthy, in fact. A suppressor works by slowing down the gas through a series of internal baffles. The slower the gas is released the quieter the perceived sound. However, this tends to raise the pressure levels and force
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Source:: Tactical Gun Review
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