AR-15 5.56/.223 16" M4 chrome lined upper assembly LEFT HAND. Barrel - 16" 4150 cmv steel m4 contour barrel. Chrome lined, parkerized finish. Hardened to 26-32 rc and stress releived. Chambered in 5.56 nato. 1-8 rh twist. Button rifled. .750 under gas block. 1/2-28 threads on muzzle end with A2 compensator and crush washer. M4 feedramps.
A3 flat top upper reciever - left hand made from certified 7075-t6 aluminum forgings. Black hardcoat anodized to gov. specs. Proper T makrs on rails. Forward assist and dust cover installed. M4 feedramps
Gas system - .750 top rail, rail height, gas block. Made from aircraft quality aluminum and black hardcoat anodized. Carbine length gas tube.
Handguards - free floating slim keymod rail.* Mid length. Made from aircraft quality aluminum and black hardcoat anodized.
Does not come with BCG and/or Charging Handle. Rail keymod design may vary in appearance, depending on stock availability, the same excellent quality.