Airsoft GI now has the Classic Army ISSC MK22 in stock and they say it's already pre-upgraded for good CQB performance... "The Classic Army ISSC MK22 Commando is an officially licensed Airsoft version of the ISSC MK22 rifle. This Skirmish Line AEG features a durable yet lightweight nylon fiber body and a folding stock which is both adjustable in length and in cheek rest position. The stock can also utilize a sling buckle. The MK22 is equipped with flip up front and rear sights and has integrated rails for mounting lights, lasers, bipods, forward grip, or other rail mounted accessories. Any scopes that mount on a standard picatinny rail can be used. It comes with a 300rd high capacity magazine and will take most M4 magazines on the market.

Internally, the gun has a 9mm bushing gearbox, inline mosfet protected trigger contacts, 6.03mm tightbore barrel, and a quick change spring system. It will shoot 330-350 fps using 0.20g BBs and 900-1000 rpm using a 9.6V battery. It has a quick change spring system so that you can quickly and easily upgrade or downgrade your spring to change the power level."