Aaron Airsoft takes the GHK URG-I 14.5 Inch Gas Blowback Rifle to a game to find out how it performs.  This GBB Rifle that got the Gieselle M-Lok Handguard comes with the much admired GHK gas blowback tech. This should be available right now at most reputable airsoft retailers near you so check with them if they got this in stock.