The A3 Upper Receiver Parts Kit for AR-15 includes the ejection port cover, ejection port rod, ejection port C-clip, ejection port spring, forward assist button, forward assist spring and forward assist pin.
The A3 Upper Receiver Parts Kit for AR-15 includes the ejection port cover, ejection port rod, ejection port C-clip, ejection port spring, forward assist button, forward assist spring and forward assist pin.
