Elite Force/VFC Avalon Gen2 Full Metal VR16 Calibur CQB M4 AEG Rifle with Keymod Handguard Features Full metal receiver and barrel assembly, full metal Keymod carbine length handguard VFC ECS gearbox with inline wired MOSFET Stamped VFC trademarks QRS ergonomic motor grip with aggressive texturing provides a reliable grip VFC QRS adjustable stock, QRS enhanced trigger guard Railed upper receiver prefect for optics Mock bolt catch for easy hopup adjustment Quick change spring system FPS Range: 370-380 with .20 Color: Black Manual has a typo denoting the incorrect velocity (FPS) Length: 720mm-800mm, Adjustable Inner Barrel: ~290mm Magazine Capacity: 120rd Mid-Capacity. Works with VFC, Matrix, Tokyo Marui and other compatible M4 / M16 Series Airsoft AEG Magazines Thread Direction: 14mm Negative Gearbox: Ver 2 Full Metal, Fully Upgradeable Motor: Long Type Fire Modes: Semi/Full-Auto, Safety Package Includes: Gun, Magazine Battery: 9.6v Small Butterfly Type recommended (Battery not included) Hopup: Yes, Adjustable Stock was replaces with APS Aluminum Patriot Stock For M4 / M16 Series Airsoft AEG ** comes with 2 batteries and charger ** ** does not come with amplifier, will be shipped with orange tip . **