Patent attributes
A redesigned upper receiver for the AR-15 upper receiver has a cylindrical housing, a barrel mount, and a stock mounting point. The barrel mount and the stock mounting point are positioned on opposite ends of the cylindrical housing. The AR-15 gun barrel is connected to the barrel mount. The charge carrier is inserted to the upper receiver through the stock mounting point. The barrel mount has a tubular body, a gas tube slot, a pin locking slot, an internal threading, and an external threading. The radius of the tubular body is larger than the cylindrical housing. The AR-15 gun barrel is secured within the internal threading. The gas tube is inserted to the gas tube slot. The hand guard is threaded onto the external threading of the upper receiver.