CYMA CM.002 Full Metal M4 CQB AEG color-black-red The AirStock is designed for

The AirStock is designed for use with either a Ninja 13cu SLP HPA tank

a MLOK rail system

KJW Glock Spec Internal and Slide

High-Quality Steel Construction

CYMA CM.002 Full Metal M4 CQB AEG color-black-red The AirStock is designed forFeatures Aluminum alloy upper and lower receivers and barrel assembly 20mm RIS handguard makes addition of accessories easy Adjustable front and rear sights Reinforced V2 gearbox Crane style stock Inner Barrel: 290mm Thread Direction: 14mm Negative Gearbox: Ver 2 Full Metal, Fully Upgradeable Motor: Long Type Fire Modes: Semi Full Auto, Safety Hopup: Yes, Adjustable Material: Metal Caliber: 6mm Gearbox: Metal gear box Veloctity: ~400 FPS w 0. 20g BBs