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LanTac 556 Enhanced Bolt Carrier Group – Black
LanTac USA LLC 556 Enhanced BCGBlack NitrideFeatures:Precise ManufacturingLong Term ReliabilityDurable Construction
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LanTac 556 Enhanced Bolt Carrier Group – Gold
LanTac USA LLC 556 Enhanced BCGGoldTiN CoatingFeatures:M16 StyleForward Porting, enlarged ventsBalanced flared boss