Heckler & Koch HK416 CO2 BB Rifle 0.177
velocity: 450 FPS Textured AR-style pistol grip Tactical buttstock Textured buttpad Flip-up front and rear sights Quad Picatinny rails Overall length: 28.5" Heckler & Koch HK416 CO2 BB Rifle Semi-auto and 6-shot burst Uses two 12-gram CO2 cartridges .177 caliber 6-shot drop out magazine with 36-round capacity Max..