M-16B Spring Operated Airsoft Rifle with Laser Sight - Tophatter's Guns'N'Weapons StoreSpecifications Product Construction: All ABS plastic build Rifle Operation: Spring Operated (To prime the rifle you pull back the charging handle) Muzzle Velocity: 210 FPS Rifle Firing Modes: Single shot and Safety Magazine Capacity: 200 round high capacity magazine (This rifle is not able to use other M4 magazines) Rifle Overall Length: 27 inches Overall Weight: 1. 57 lbs Features This rifle has an all ABS plastic construction that makes this gun