Krytac / KRISS USA Full Metal Trident 47 SPR Airsoft AEG Rifle Black Large KTAEG-TR47SPRM-BK01. 5" - 31") (Adjustable) Weight: 2500g (5.5lbs) Inner Barrel: 416mm (6.05mm Diameter) Magazine Capacity: Krytac Trident 47 magazines other compatibility TBA...