VFC M249 GBB Gas Supply Plastic Ammo Box Retro Arms a new rotary hop-up and

a new rotary hop-up and a PTS Enhanced Polymer Grip for added comfort

Attached with tension adjustable screw for preferred tension

and the effect of the flame depends on the volume of gas or water fog around the muzzle

Smart thermal management reduces heat buildup during sustained firing on certain settings

better than hi-cap magazines

VFC M249 GBB Gas Supply Plastic Ammo Box Retro Arms a new rotary hop-up andThe VFC M249 is the first ever gas blowback airsoft belt fed machine gun. However, in its original configuration, it comes with an AR 15 M4 STANAG magazine style gas reservoir which frankly was quite the bummer, but no worries, The VFC M249 GBB Gas Supply Plastic Ammo Box is here and it comes with an ammo belt that when installed in the VFC M249 will allow for belt vibration giving you extra immersive realism. This Ammo Box style gas reservoir will