The @action_army_company AAP01 with @primaryairsoft hpa mp5 aeg mag adapter & AAC Folding Stock. Internally installed with secret prototype hop kit. MP7... | By Airsoft Europe | Facebook
STL file AIRSOFT HPA M4 ADAPTER for GLOCK/AAP-01・3D printing idea to download・Cults
AAP 01 and Glock With HPA And Tapp Adapter Is BEAST - YouTube