PSR™ DUAL-LOK™ 2 Port Muzzle Brake
DUAL-LOK™
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AimSurplus, LLC
DUAL-LOK™ PSR™ (OTB) 5 Silencer (5.56mm)
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PSR™ DUAL-LOK™ 2 Port Muzzle Brake
Griffin Dual-Lok Muzzle Brakes - Capitol Armory