handguard with 1 QD mount on left sidealuminum outer barrelMetal top cover with picatinny railAdjustable metal mechanical sightsPolymer AK pistol grip14mm CCW custom metal AK flash hiderInternal :Gearbox V37mm steel bearingsGuide V3 AK spring on bearingsStandard AEG steel gearsReinforced V2/V3 pistonV2/V3 cylinderHiSpeed short axis motorNozzle with reinforced guideAK AEG triggerReinforced V2/V3 piston headFlat tappet V3AK Plate SelectorAEG Inner Barrel and Hop-up unit