Colt LE6940 Upper (LE6940CK)

(No reviews yet) Write a Review

LE6940CK AR-15A4 Upper, 5.56mm, Monolithic Rail

Upper receiver and handguard are machined from a single piece of aluminum billet for superb strength and 14" of uninterrupted top rail space. Bottom rail removes for easy access to the barrel nut and fully free-floated barrel. Low-profile gas block includes a bayonet lug and an integral flip-up front sight with an A2-type post.

  • Colt LE6940CK Monolithic Complete Upper Assembly
  • Complete Bolt Carrier Assembly
  • Charging Handle
  • MaTech backup rear sight
  • Folding Front Sight


    • 16-Inch 1/7 twist Mil-Spec chrome lined MP tested barrel
    • Unique direct gas operating system eliminates the conventional operating rod and results in fewer and lighter components
    • 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" (178mm)
    • 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
    • M203 Launcher mounts directly to the Carbine without modification
    • Target style rear sight features dual apertures (0-200m, 300-600m) and adjusts for both windage and elevation
    • High strength materials for greater comfort and effectiveness
    • Caliber - 5.56mm
    • Gas Direct system, Locking bolt
    • Effective Range - 600m
    • Front Sight - Adjustable front
    • Rear Sight - Target sight adjustable for windage and elevation
    • Flash Hider