
LANTAC Enhanced DI Side Charger AR-15 .223 Remington/5.56x45mm NATO Bolt Carrier Group Nitride Black 01-UP-SC-NIT-EBCG
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From OpticsPlanet
LANTAC Enhanced DI Side Charger AR-15 .223 Remington/5.56x45mm NATO Bolt Carrier Group Nitride Black 01-UP-SC-NIT-EBCG. 223/5.56 Caliber. This bolt carrier group will not work in standard AR-15 upper receivers. It must be used with a side charging upper receiver. For guaranteed fit LANTAC recommends their LA-N15 Raven Side Charging Billet Upper Receiver. M16 Full Auto Style for increased mass and lock time. LANTAC BCG is precision machined from 8620 Steel with a shot peened bolt manufactured from Carpenter 158 or 9310 and Magnetically Particle Inspected. The entire carrier assembly is QPQ Nitrided for enhanced corrosion and wear resistance.