GunsModify 7003 T6 Aluminum CNC Speed Zero Bolt Carrier for Marui MWS M4 GBBR (Silver) Category_Cartridge Take HFC 22 Gas out

Take HFC 22 Gas out of the box

Top notch craftsmanship of Beretta element

Item Weight (gram) 110 Major Color Black Built Material Aluminum Manufacturer Tokyo Marui / TM

Thanks to the aircraft-graded 6061 aluminum which makes it more durable than the plastic one

: GLK-27(D)SV

GunsModify 7003 T6 Aluminum CNC Speed Zero Bolt Carrier for Marui MWS M4 GBBR (Silver) Category_Cartridge Take HFC 22 Gas outFor Marui M4 GBB CNC T6 Aluminum Construction (Lightweight) Suitable for Tokyo Marui M4 Series Airsoft Gas Blow Back GBB Rifle Ability to attach the added weight in its rear to increase felt recoil by the addition of more mass to increase inertial forces Suitable for Marui M4 GBBR CNC machined T6 aluminum construction Adjustable steel weight at rear end 140 gram weight Item Code: GM0222