Colt AR-15 A3 6721 Tactical Carbine 5.56/.223 16″ Semi-Auto Rifle HBAR
SOLD FOR: $855
WOA#: WY230529MB022
Make: Colt
Model: AR-15 A3 6721 Tactical Carbine
Serial Number: LBD08925
Year of Manufacture: Pre 2004
Caliber: 5.56 / .223
Action Type: Semi-Automatic, Direct Impingement
Markings: The left side of the receiver is marked with the Colt Rampant logo and “COLT / AR-15A3 / TACTICAL / CARBINE / CAL. .223 / SER. LBD 018925”, “COLT DEFENSE / HARTFORD. CONN. -U.S.A.-”, “SAFE FIRE”. The right side of the receiver is marked “RESTRICTED / MILITARY/GOVERNMENT / LAW ENFORCEMENT/EXPORT / USE ONLY”. The barrel is marked “C MP 5.56 NATO 1/9 HBAR”. The front of the picatinny rail is marked “M4”. The left side of the detachable carry handle is marked “A2”. The right side of the charging handle housing has a splintered A forge mark. The left side of the Bolt Carrier is marked “C”. The neck of the bolt head is marked “MPC”.
Barrel Length: 16”. 17.25” with A2 Flash Hider. HBAR.
Sights / Optics: The front sight is an A2-style post and the rear sight is an A2 style detachable carry handle mounted to the flat top picatinny rail above the receiver. The Flat Picatinny rail is perfect for mounting your favorite sights and optics.
Stock Configuration & Condition: The handguard is a carbine length round ribbed polymer handguard with sling ring below the gas block and bayonet lug. The pistol grip is a standard A2 AR-15 polymer pistol grip with checkering and serrations. The checkering has been slightly dulled. The buttstock is an M4 waffle style 4 position collapsible buttstock with sling slot and sling swivel. The buttplate is integral to the buttstock and checkered. The LOP measures 13.25” from the front of the trigger to the back of the fully extended buttstock. The stock rates in about Very Good overall condition. There are no chips or cracks and is relatively free of scratches. Has M4 Feeding System and heavy buffer.
Magazine Quantity & Condition: One Colt 20rd Straight magazine. Accepts standard AR-15 magazines.
Type of Finish: Matt Black
Finish Originality: Original
Bore Condition: The bore is bright and the rifling is mostly sharp. There is no visible erosion in the bore.
Overall Condition: This rifle retains about 97% of its metal finish. The balance of the finish shows a couple loose storage marks as well as some finish loss on the case deflector. The screw heads are sharp and pins are unmarred. The markings are clear. Overall, this rifle rates in about Very Good condition. This rifle does need a good cleaning.
Mechanics: The action functions correctly. We did not fire this rifle. As with all used firearms, a thorough cleaning may be necessary to meet your maintenance requirements.
Box, Paperwork & Accessories: This rifle comes with a total of one magazine and a Colt Factory Box (Not Matching). Please see photos.
Our Assessment: The Colt 6721 Tactical Carbine, also known as the AR15A3 HBAR, is an exceptional rifle that showcases Colt at its peak. Built on Colt’s legacy of quality craftsmanship and innovation, this rifle embodies the features and performance that have made Colt a trusted name in firearms.
At the heart of the Colt 6721 is its robust and reliable design. The rifle features a heavy barrel, known as the HBAR, which enhances accuracy and stability during sustained shooting. This attention to detail and precision exemplify Colt’s commitment to delivering a rifle that performs flawlessly in various conditions and shooting scenarios.
The rifle’s direct impingement gas system, combined with Colt’s expertise in manufacturing, ensures optimal cycling and reliability. Colt has always been at the forefront of AR-15 technology, and the 6721 Tactical Carbine reflects their dedication to continuous improvement and refinement.
Colt’s commitment to excellence extends to the materials and components used in the rifle. The high-quality aluminum lower receiver provides a solid foundation, while the mil-spec trigger group delivers a crisp and consistent trigger pull. The use of standard controls ensures familiarity and ease of use for shooters.
Additionally, the Colt 6721 Tactical Carbine incorporates a flattop upper receiver with a Picatinny rail, allowing for the attachment of a wide range of optics and accessories to customize the rifle to individual preferences. This versatility makes the rifle adaptable to different shooting applications, from close-quarters engagements to long-range precision shooting.
Colt’s reputation for producing reliable firearms that withstand the test of time is evident in the Colt 6721 Tactical Carbine. Its exceptional build quality, attention to detail, and commitment to performance make it a standout rifle in the Colt lineup. Whether used by law enforcement, military personnel, or discerning civilian shooters, the Colt 6721 represents the pinnacle of Colt’s dedication to producing top-tier firearms.