Golgy, a Sunday Gamer, reviews the Specna Arms SA-J01 EDGE AEG, that is part of the AK airsoft replicas from Specna Arms. This is mainly made of steel with other metal areas made of a Zinc and aluminum alloy with a special coating used for their finishing. This is powered by the ORION V3 Gearbox and also comes with the standard "Enter and Convert" quick spring change feature.
Official presentation of the Specna Arms SA-J01 EDGE AEG which should be available at reputable airsoft retailers... "Specna Arms J-Series™ carbine replicas are made mainly of steel. Steel elements include the receiver, dust cover, external barrel, trigger guard, magazine latch, fire mode selector plate, gas pipe, muzzle device, tactical sling loop on the stock, rear sight, cleaning rod, stock latch, stock pad as well as pins and rivets.