Companies are coming out with QD covers for muzzle devices. Griffin Armament has their QD Blast Shield. It slips over their muzzle devices and locks in place. According to Griffin Armament: The Griffin QD Blast Shield is compatible with our line of QD 5.56mm mounts, Including the Flash Comp, Muzzle Brake, Compensating Flash Hider, and […] Read More …

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