cyma cm031d aks-74u electric airsoft gun full auto & metal fps-425(Airsoft Gun) Features: Full 1:1 Scale Electric Powered Full Auto / Semi Auto Version 3 Metal High Torque Motor FPS-425 w/ .20G BB's AEG Airsoft Rifle Magazine BB Capacity: 420 Hop Up System Metal Side Folding Skeleton Stock Working Safety Adjustable Metal Front and Rear Sight Modeled After the AKS-74U AK Variant!