Factory Colt Upper Assembly

  • C marked Colt BCG C 158 Bolt M16 Mil Spec Profile
  • Colt Charging Handle
  • Colt M4 Upper (please note Colt is not consistently marking with cage code or c mark - no refunds or cancellations for this reason)

  • Fixed Post Front Sight
  • 16 Inch 1/7 twist Mil-Spec chrome lined MP tested barrel Cage Code marked
  • Accommodates the full range of 5.56mm ammunition, including the NATO M855/SS109 and U.S. M193, utilizing a rifling twist of 1 turn in 7"

  • Straight-line construction disperses recoil straight back to the shoulder, increasing handling capabilities, especially during repeated fire

  • Cartridge case deflector allows easy operation in both right and left handed shooting positions for increased tactical applications

  • Muzzle compensator further reduces muzzle climb and helps eliminate flash and dust signatures

  • Ejection port cover protects the chamber from dust and mud

  • Field strips easily without special tools for simple field user maintenance

  • Flat top receiver allows for removable carrying handle and easy mounting of accessories

  • Caliber - 5.56mm

MFG Colt
MODEL 16" Colt Gov Profile Upper - Fixed Front Sight P
TITLE 16" Colt Gov Profile Upper - Fixed Front Sight Post

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