Be one of the FIRST to own EXM Innovations 8" or 13.5" Outer Bull Barrel for most AEG M4s with rear wired batteries as they are giving these away to the lucky Facebook fans so better get to like their Facebook page to get the chance. To learn more, proceed immediately to their Facebook page for the FREE GIVEAWAY promo details.

They also have a coming soon product called the 3 Ported Flash Hider (Patent Pending Design) which will be included as a bonus in the giveaway promo:

• 3 ported 2" Flash Hider (patent pending design) for our Bull Barrel Kits
• A tapered design of this Flash Hider for use on other 14mm (CCW) airsoft guns will also be available for purchase soon