COBALT BLUE TRAINING GUN: Standard Issue M4A1 Replica Rifle.  Full Size, Full Weight, X-Ray Correct.  Full Functionality: Everything works, just like a live fire gun. Ammo loads into the mag,  Mag loads into the gun, Bolt cycles (DOES NOT LOAD OR EJECT DUMMY AMMO, as per ATF Regulations) Rear sight Adjusts, Front Sight Adjusts, Strips like Original, Butt Stock Adjusts, Carry Handle Removes, Forward assist works, Bolt and charging handle removes, Top Rail is standard 20mm Picatinny Rail that will accept any accessory.  This gun is available in three basic configurations, with Black (Std.) furniture, or Cobalt Blue Stocks, your choice.  all of our Cobalt Blue Series are full metal, with the only polymer being the Magazine, The Buttstock, and the Handguard on the Standard Model.  The RIS Handguard is of course FULL METAL.  This gun features a 14" Military length barrel, but we can do the 16 inch Civilian Length barrel for a nominal fee.  We have a great deal of latitude with these guns, and offer them in a variety of finishes.  No Disapointments here.