Guarder Chamber for WA .45 Infinity SV SCW helmet Tokyo Marui invention is a

Tokyo Marui invention is a novel new shell based system that allows M870 shotgun to shoot between 3 to 6 BB's at a time

- Semi / Fully Automatic shooting mode

- Barrel Thread Type & Diameter: Counter Clockwise

- Quick Detachable design

Guarder Chamber for WA .45 Infinity SV SCW helmet Tokyo Marui invention is aGuarder Airsoft Pistol Upgrade Parts for WA. 45 Series Unlike stock plastic chamber which would bend & de shape, this metal one give you rigidity Stainless STEEL made, greater durability CNC Machined Highly recommend for upgraded Airsoft Gas Blow Back Gun to withstand higher air pressure Require expert on installing into stock GBB Gun As always, upgrading GBB Gun require necessary skill & technique to dissemble the gearbox, consult expertise if needed