The M203 Tactical Launcher Spring Airsoft Gun with Laser and Paintballs is a replica M203 Grenade launcher. This awesome gun fires 11mm ammo at 190 FPS and has a 40 round capacity. Includes a red dot scope, laser unit, 100 rounds red paintballs, starter pack of 11mm ammo, and a hang-up target. TheM203 Tactical Launcher Spring Airsoft Gun with Laser and Paintballs also features a Hop-up system.PLEASE NOTE: This gun does not fire standard 6mm airsoft ammo. You must use 11mm BBs or paintballs with this gun.