Classic Army's New 2009 Version M15A4 Carbine:New Bolt Catch Function,Advanced 7mm Metal Bearing Gearbox,6-Postition Retractable Stock,Upgraded to 400FPS (approx.) ,Metal Body ,Nylon & Fiberglass Hand Grip, Hand Guard and Retractable Stock ,Individual Serial Number ,New Steel Gears ,Re-inforced Adaptor Ring for Hand Guard ,New Version of Hop-up Chamber & Rubber ,High Speed/High Torque Motor ,Licensed Armalite Trademarks ,*(Battery and Charger NOT Included) **(This replica firearm is NOT a real gun, nor is it manufactured or endorsed by any real firearm manufacturer.