APS. Metal Outer Barrel for ACP601 GBB Pistol 11 inch you then realize that this

you then realize that this MP40 doesn't have a hop up adjustment dial meaning it has a fixed hop

SKU GP168 Item Weight (gram) 205 Major Color Black Loading Capacity 470 Rounds Magazine suitable for G&P Airsoft AEG SR-25 Series Magazine Type Hi-Capacity Bullet Type 6mm BB Manufacturer G&P

and the artillery model had 5

and its worldwide licensee Cybergun  Full Metal Constructed  Real Wood Stock

Silver Metal 3 Hole Trigger

APS. Metal Outer Barrel for ACP601 GBB Pistol 11 inch you then realize that thisA. P. S. Metal Outer Barrel for ACP601 GBB Pistol Metal Construction Barrel is sharpened to be Ready To Install Add extra Clank & Clink during each cycling It comes with Hop Up Shield and fully compatible with aftermarket Airosft Pistol using the similar system It has inner thread which is designed for APS AC015 silencer adapter use. Suitable for ACP601 Series Airsoft Gas Blow Back GBB Pistol Length: 110mm