SERIAL NUMBER 17017918 Notes: Caliber: 5.56x45mm NATO Action: Direct gas impingement semi-automatic Barrel Length: 19 inches Twist Rate: 1:8 rifling Capacity: 30+1 rounds Weight: Approx. 6.2 to 6.5 lbs (varies slightly by handguard and furniture config) Overall Length: 32.5 inches (collapsed) to 36.1 inches (extended) Upper & Lower Receivers: Forged 7075-T6 Aluminum with Type 3 Hard Anodized black finish Muzzle Device: A2 Flash Hider (1/2-28 tpi thread pattern) Gas System: Carbine-length low-profile system (.750-inch gas block diameter) Handguard: Available in configurations ranging from standard A2 plastic handguards to extended 15-inch M-LOK free-float rails Furniture: 6-position adjustable carbine buttstock with an A2-style or Magpul MOE pistol grip CONDITION: DOES HAVE SCUFFS/NOTICEABLE MARKINGS ON THE STOCK. PLEASE SEE PHOTOS.