5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft Guns (Green) Tokyo Suitable for Tokyo Marui MP5A4/

Suitable for Tokyo Marui MP5A4/ MP5A4 PDW/ MP5K HC AEG Rifle

3mmFeeder Outer Diameter (to fit magazine): min 9

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

mounting bracket for ALL uses

GunsModify CNC RMR Zero Blow Back Housing for Marui G17 GBB

5KU CNC Aluminum Lightweight Blowback Unit For Action Army AAP 01 GBB Pistol Airsoft Guns (Green) Tokyo Suitable for Tokyo Marui MP5A4/5KU 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