This 450BM pistol starts with a Bearcreek Arsenal Side Charging Billet Aluminum upper mated to 10.5 inch 450 Bushmaster barrel with a Carbine Length Gas System, Nitride/Melonite treated barrel,  M-LOK slots on all three sides, full length picatinny rail at the top, lightweight handguard. Barrel Nut is made out of solid steel to ensure a solid mounting system. The Bolt Carrier Group is a M16 Profile. A brand new 3-9x40 compact scope and rings and a sling have been added. THE COMPLETE LOWER IS A RATTLESNAKE TACTICAL RT15, WITH ALL MIL-SPEC PARTS, IT HAS A 6 POSITION ADJUSTABLE PISTO BRACE THAT CAN BE FOLDED TO MAKE AN OVERALL LENGTH OF  just 19 INCHES, perfect for carrying in a back pack. Also included will be 2 magazines , 20 rounds of ammo and a tactical carrying case. $599 plus tax, CASH OR ZELLE ONLY. You must be an Arizona resident and possess a valid Az. D.L or state I.D. You must be at least 21 years old to purchase this weapon. I am a Federal Firearms Licensed dealer there fore you must fill out and pass a federal background check. Call or text, NO EMAILS, SAMMY D'S DISCOUNT ARMS 480*490*8251