The HFC M9 weighs in at 1.50 lbs making it feel very real. The muzzle velocity on this gun has been clocked at 260 fps (.4J) with a .12g BB. The M9 uses its HOP-UP feature to put back spin on the bb to increase maximum range. This soft air gun has an effective range up to 90ft. The full size magazine holds 13 BBs. The M9 also has an open ejection port which adds realism and easier access for cleaning. This beautiful, highly realistic handgun was used by Mel Gibson in Lethal Weapon, and is the standard issue sidearm for the United States Armed Forces! It has been said that it "sets the standards by which others are measured." It's got textured grips with front and rear serrations, and is both full-size and full-weight to give you the most authentic experience possible. The finely detailed body is constructed of ABS plastic with some metal internal parts. This is a spring gun and the slide must be cocked for each shot. It requires no gas or batteries to operate. Due to this feature, the costs of spring guns are significantly lower, as well as maintenance. They are the most durable of all airsoft guns because they have less pieces that can break. Spring guns are very reliable, affordable and handsome guns