Serpent Arms .45 Cal Pre-Charged Pneumatic Air Rifle product bundled with our portable PCP Air Compressor. Our portable Serpent Arms branded CS4 GX Pump runs off of 12V DC input and can operate from your car's battery or from a 110V outlet with the 12v converter that is included. At only 33 lbs this compressor is light and powerful enough to fill 5800 psi. This special includes a 50 count of NSA 196 grain premium lead slugs. Air Rifle also includes mounted Red Dot Sight.