The CAA M4 Advance Carbine Tan AEG is an officially licensed airsoft replica by CAA, manufactured by King Arms (OEM). Constructed with lightweight nylon fiber and aluminum components, it features official CAA trademarks on the receiver, handguard, and magazine. The 14.5-inch nylon fiber outer barrel and M4S1 Picatinny Rail System provide durability and versatility for attachments. Powered by a Version 2 gearbox with 7mm bearings, a 375mm inner barrel, and a 9.6V Twins Type battery, this AEG delivers reliable performance and authenticity for airsoft players.