Z-Parts MK16 M-Lok 9.3 inch Rail w/ Barrel Nut for Tokyo Marui M4 MWS GBB (DDC)

Z-Parts MK16 M-Lok 9.3 inch Rail w/ Barrel Nut for Tokyo Marui M4 MWS GBB (DDC) Metal Construction Airsoft Handguard 20mm Picatinny Rail System Handguard Can Transform your M4 Rifle into the URGI style rifle Suitable For Tokyo Marui M4 MWS GBB Gas Blow Back Airsoft Rifle