BCA forged standard charging Receiver/BCG combo! This forged upper fits any Mil-spec lower receiver. This combo includes a BCA standard charging BCG, a threaded receiver plug, and the BCA Forged standard charging upper. This combo is perfect for a bolt action/Semi auto build or perfect for an ergonomic and unique workhorse build. M4 Flat Top Upper ReceiverStandard ChargingMade from 7075 Aircraft Aluminum12.7x42 CaliberAnodized Black
