Z-Parts 14.5" Aluminum Outer Barrel Set for Marui M4 MWS GBB Rifle

Z-Parts 14.5" Aluminum Outer Barrel Set for Marui M4 MWS GBB Rifle CNC Aluminum Construction Design For Replace the Original Parts 14mm Counter Clowise CCW Thread Suitable For Tokyo Marui M4 MWS Series Airsoft Gas Blow Back GBB Rifle Airsoft Guns