Specifications Brand: Golden Eagle Operation: Electric Automatic Material: Metal Upper and Lower Receivers, Outer Barrel, Rail System / Polymer Stock, Motor Grip Firing Modes: Semi-Automatic, w/ Safety Muzzle Velocity: 420 - 430 FPS (w/ 0.20g BBs) Magazine Capacity: 2,600 Rounds (High Capacity) Gearbox: Full Metal Version 2 Connector: Mini Tamiya Hop-Up: Yes, Adjustable Length: 36" - 39" (Retracted / Extended) Weight: 8.1 lbs Color: Black Package Includes: 1X Rifle, 1X Box Magazine, 1X Mock Bullet Belt, 1X Cleaning Rod, 1X Front Sight Tool, 1X Magazine Wind-up Tool, 1X Sample Bag of BBs Features Modular rail system with top Picatinny rail Long fluted outer barrel with integrated carry handle Top optics rails for mounting scopes Retractable modern stock with cheek riser Adjustable front and rear iron sights Upgradable full metal Version 2 gearbox with 7mm bearings Curved trigger with A2 style motor pistol grip High-capacity box magazine with faux 5.56-style ammo belt Box magazine battery powered with auto and sound control settings Magazine winding and front iron sight adjustment tools included