My Cart

California Customers: After 5:00 PM Central (3:00 PM Pacific) Friday April 5th all Magazine Orders over 10Rds Will be Cancelled and Refunded

You have no items in your shopping cart.

Colt Firearms AR6721 Black .223 / 5.56 NATO 16-inch 30Rd Heavy Barrel

Colt Firearms AR6721 Black .223 / 5.56 NATO 16-inch 30Rd Heavy Barrel

Availability: Out of stock

No Hidden Credit Card Fees!

Quick Overview
Colt's Manufacturing AR6721, Semi-automatic, 223 Rem/556NATO, 16" Heavy Barrel, Chrome Lined, Black Finish, 4 Position Collapsible Stock, A3 Removable Carry Handle, 30Rd AR6721

$7.99 Flat Rate Shipping On All Firearms!
$12.99 Flat Rate Shipping On All Ammo, Regardless Of Quantity!

Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!
There are no reviews for this item. Write Review


The Colt AR6721:AR15-A3 Tactical Carbine is used as a patrol rifle with
tactical accuracy by federal, state and local agencies. It has a 16" heavy
barrel with a 1:9" twist, which allows for flexibility in ammunition
selection. It also has an elevation-adjustable front post sight, Magpul
MBUS and 30-round PMAG.

  • FAMILY:AR-15 Rifle Series
  • MODEL:AR6721
  • TYPE:Rifle
  • ACTION:Semi-Auto
  • FINISH:Matte Black
  • STOCK/FRAME:Collapsible / Folding Stock
  • STOCK/GRIPS:6 Position Adjustable
  • CALIBER/GAUGE:223 Rem | 5.56 NATO
  • CAPACITY:30 1
  • # OF MAGS:1
  • BARREL:16.1"
  • ADDL INFO:Heavy Barrel

The Colt Firearms AR-15 5.56 16-inch HBAR Black 30rd is a semi-automatic rifle type firearm that offers good results in a combat style setting or on a hunting trip. Taking the shot will be easy since this firearm offers a good set of high-end features for ease of use. Among the more obvious features are the front and rear adjustable posts, the 16inch barrel length and the 30 1 capacity allotment. Designed with the classic black finish and the removable carry handle.The Colt AR15A4 AR-15 A4 Rifle 5.56mm 16in 30rd Black offers dependability and a long list of great features.

Additional Information

Additional Information

Manufacturer Colt Firearms
Condition New in Box
Action Type No
Caliber 5.56
UPC 098289023032
Model AR6721
Type No
Manufacturer Part Number AR6721
Accessories No
Barrel Length 16
Finish Per Color Black
Capacity 30
Firing Casing No
Frame Per Material No
Hand No
Sights No