VFC VF9 GBB M4 Magazine (Vmag - Green Gas) Pistons & Piston Heads We recommend using the recoil

We recommend using the recoil stock in the 100-140 PSI for maximum recoil feel

Muzzle Velocity: 370 – 410 fps w/ 0

Brightness Setting             10 DL&2 NV

670mm (stock extended)

- Suitable for the APS CAM870 Shotgun

VFC VF9 GBB M4 Magazine (Vmag - Green Gas) Pistons & Piston Heads We recommend using the recoilLight Weight Aluminium Tank with Polymer Shell. Gen 2 Design for better Air seal Fits all VFC M4 HK416 Platforms Hold 30rd BBs VFC have been producing HK416 and M4 GBBR series for a long time, but for the longest time people have been looking for a polymer look lightweight magazine for the Umarex VFC HK416 M4 GBB platform, now VFC have just introduced us the VMAG, which provides great gas efficiency, same magazine capacity as the real gun magazines