The SIG MPX Rifle is a modern and versatile firearm manufactured by SIG Sauer. The MPX series is known for its innovation, performance, and adaptability. It uses a reliable closed-bolt, gas piston operating system that reduces recoil. The airsoft MPX-K comes with a 100-round mid-capacity magazine and boasts a sleek black look with solid build quality. Its sub-compact design allows for easy maneuverability in tight corners. The ambidextrous fire controls and magazine release enable convenient manipulation for both right-handed and left-handed users. Furthermore, the SIG AIR Proforce MPX-K Sportline has a modified Version 2 gearbox which features a quick change spring system to allow for switching out lighter or heavier springs for indoor or outdoor skirmishes, as well as full compatibility with most standard Version 2 gearbox components like the piston assembly and rotary gears. The battery is wired to the front of the gun and it will take 7.4V Lipo battery.

please note that this gun will not take 11.1V batteries.