This Marui single stack 1911 government series70 is made of polymer but Marui did a good job to make it looks convincingly realistic, very detailed replicate for 1911 lovers. The functional grip safety and slide safety makes it safe for all users, even beginners. Features: Metal looking outer barrel Muzzle Velocity is around 275-280fps Functional plastic slide. Full length guide Rod Gas type: HFC duster gas Magazine Capacity: 26rounds