S&T M4 URX3.1 8" Challenger Line G3 AEG BK (KAC engraved)

・Manufacturer: S&T
・Full length: Approximately 720-800mm (at the time of stock expansion and contraction)
・Weight: Approximately 2,510 g
・Material: ≪Nylon fiber part≫ Frame / Stock etc.
≪Metal part≫ hand guard / outer barrel, etc.
・Magazine: 340 rounds Spring-loaded bullet type ※Made of steel

・Connector shape: mini
・Full/semi-auto
・Variable HopUp system
・14mm CCW
・Mechanical box: QD type
・Equipped with S&T G3 electronic trigger