The fully licensed Umarex/KWA HK416 Gas Blowback Rifle is available at at WGC Shop. This comes with a 40-round gas magazine and an initial muzze velocity of 416fps... "Stable performance without upgrade and reasonably priced are advantages of KWA GBB rifle. If you are doing skirmish with GBB weekly, This is a good choice of having an HK416 GBB."