G&P Signature Receiver for Marui M4/ M16 & G&P FRS Series (Gray)

G&P Signature Receiver for Marui M4/ M16 & G&P FRS Series (Gray) Aluminum Construction AR 15 Receiver Suitable For Tokyo Marui Spec M4/ M16 Series Airsoft AEG Rifle Airsoft Guns Also can fit G&P Spec M4/ M16 Series Airsoft AEG Rifle Airsoft Guns Engraved "American Flag" Marking on Upper Receiver Skeletonized Style Lower Receiver Package Include x1 Hop up set, x1 Mock forward assist, x1 Dust Cover, x1 Dummy bolt