5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft Guns (Green) Tokyo for additional piston mass (from

for additional piston mass (from 30

The main bracket: This fits inside the chamber and acts as a guide to move the trolley up and down

Guarder Steel Outer Barrel w/ 6

This will make your AEG shoot like the Amoeba series which is incredibly smooth and consistent

mounting bracket for ALL uses

5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft Guns (Green) Tokyo for additional piston mass (from5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft Guns (Green) CNC Aluminum Construction Blow Back Unit BBU Design For Upgrade the Original Parts More Durable Allow for your Blow Back much faster Cycling Suitable For Action Army AAP 01 Series Gas Blow Back GBB Pistol Airsoft Guns