Negotiatable! Specifications: Hop Up: Stock (Would include Maple Leaf 75 degree and nub if wanted) Inner barrel: Stock 363mm 6.05mm Outer barrel: Noveske outer Body: Stag Arms M4 (Stag-15) Gear Box: 8mm V2 Rail system: Daniel Defense Mlok Stock: Crane Stock Spring: ? Battery: 9.6V 1500 mAh Nunchuck Magazines: 6 Ares Amoeba Midcap Magazines (140 rds) Magpul grip, camera, and mounts not included.