5KU Aluminum Type B Outer Barrel For Action Army AAP 01 GBB Airsoft (Blue)

5KU Aluminum Outer Barrel For Action Army AAP 01 GBB Airsoft (Type B/ Blue) Aluminum Construction Airsoft Outer Barrel When you remove the Barrel Screw Cover there have a 14mm CCW Thread, allows you to attach a wide range of compatible Muzzle Devices Suitable For Action Army AAP01 Series Gas Blow Back GBB Pistol