G&G CM16 Combat Machine MOD 0 Airsoft M4 AEG Rifle - (Black) - Tracer/BB BundleFeatures: G&G CM16 Combat Machine MOD 0 Airsoft M4 AEG Rifle (Black) G Force Airsoft Spit Fire Tracer w Flame Effect Lancer Tactical 4000 Round 0. 25g Streamline Competition Grade Tracer BBs (Green) Specifications: Brand G&G Operation Electric Automatic Build Metal Outer Barrel, Buffer Tube, Sights Polymer Receivers, Handguard, Stock, Grip Firing Modes Semi Automatic and Full Automatic, Safe Muzzle Velocity 370 380 FPS with 0. 20g BBs Gearbox Full