WE Tech Makarov Full Metal GBB Airsoft Pistol - (Silver)Features: Full metal construction Realistic blowback action Barrel extension included Removable orange tip to attach mock silencer 14mm Negative outer barrel, 8mm Positive inner barrel Stippled grips for positive weapon control Functioning slide lock Lanyard loop on grip Realistic weight Specifications: Operation: Gas Blowback Propellant: Green Gas Build: Full Metal Firing Modes: Semi automatic w Functional Safety Muzzle Velocity: 280 370 FPS (Varies