Z-Parts Steel MK16 DD GOV 10.3inch Outer Barrel for Tokyo Marui M4 MWS GBB Airsoft Guns

Z-Parts Steel MK16 DD GOV 10.3inch Outer Barrel for Tokyo Marui M4 MWS GBB Airsoft Guns Steel Construction 14mm CCW Thread With Dummy Gas Block & Gas Tube Suitable For Tokyo Marui M4 MWS Series Rifle Gas Blow Back GBB Rifle Airsoft Guns Length: 270mm