Leo's back with this new WGC Shop Video presentation which shows the WGC Custom VFC HK416 D10.5RS GBB Asia Edition. There are upgrade parts that has been installed in this custom gas blowback such as the loading nozzle and hammer. There are two versions of this custom GBB, the 416105-W which goes for 400-420fps muzzle velocity, and the 416105-W1J which has been made to meet the 1 Joule specification for those which have lower FPS limits.