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Colt LE6921 14.5 inch Upper Receiver Assembly - USED
Colt LE6921 14.5 inch Upper Receiver Assembly

Price: $700.00
SALE: $400.00
Savings: $300.00

Stock Status:(Out of Stock)


Colt LE6921 14.5 inch Upper Receiver Assembly



The Colt LE6921CK Upper Receiver Assembly feature's Colt's upper receiver. This upper receiver allows for a free-floated barrel and also features a gas-block mounted fixed front sight post with bayonet lug. The barrel is Colt's standard 14.5" chrome lined M4 barrel with an A2 flash hider up front.

Package Contents

  • Colt LE6921CK Complete Upper Assembly
  • Complete M4 Full Auto Bolt Carrier Assembly
  • Charging Handle
  • Fixed Post Front Sight
  • Quad Rail


  • 14.5 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"
  • 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
  • High strength materials for greater comfort and effectiveness
  • Caliber - 5.56mm
  • Gas Direct system, Locking bolt
  • Front Sight - Adjustable front
  • Flash Hider

All police trade-ins are fully functional but aesthetic conditions vary. All used items are sold as is with no returns.

Suggested Accessories:
AU 7" Drop-In AR15/M4 Carbine Length Quad Rail Colt AR15/M16/M4 20rd USGI Aluminum Magazine Colt Carbine Lower Receiver Assembly Colt AR15/M16/M4 30rd USGI Aluminum Magazine
SALE: $40.00

Price: $25.95

SALE: $500.00

Price: $25.95

AU 7" Drop-In Carbine Length Quad Rail Colt AR15/M16/M4 20-round USGI Aluminum Magazine Colt M4 Carbine Lower Receiver Assembly Colt AR15/M16/M4 30-round USGI Aluminum Magazine

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