Colt M4A1 Carbine AR-15 5.56 16″ Semi-Auto Rifle KAC, EOTech HHS Hybrid
SOLD FOR: $1,888.99
LSB#: LSB260203JL008
Make: Colt
Model: M4 Carbine
Serial Number: LE293692
Year of Manufacture: 2013 / Modern
Caliber: 5.56 / .223 / MULTI
Action Type: Semi-Automatic, Direct Impingement
Markings: The left side of the lower is marked “COLT / M4A1 CARBINE / LE293692”, “COLT DEFENSE / HARTFORD, CONN. / -U.S.A.-“, “SAFE”, “FIRE”. The right side of the lower is marked “FIRE”, “SAFE”. The right side of the lower behind the trigger is marked with a Keyhole Forge Mark. The left side of the upper receiver is marked “C” with a Keyhole Forge Mark. The trigger is marked “G”. The left side of the bolt carrier is marked “C”. The neck of the bolt head is marked “MPC”. The top of the barrel is marked “C MP / 5.56 NATO 1/7”.
Barrel Length: 16” 17.25” with fixed A2 flash hider.
Sights / Optics: The front sight is an A2 adjustable post sight. The upper has a flat top picatinny rail mounted with an EOTech Holographic Hybrid Sight I (HHS I) which features an EXPS3-4 with a G33.STS magnifier. The sight functions correctly. (Needs batteries).
Stock Configuration & Condition: The buttstock is a 4-position collapsible M4 style stock with sling ring, sling slot, and checkered integral buttplate. The handguard is a Knight’s Armament picatinny quad rail M4 Carbine modular rail forend with an angled foregrip and ambi QD cups. The pistol grip is a standard A2 grip. The LOP measures 13 1/4” from the front of the trigger to the back of the fully extended buttstock. There is little to no handling wear. The stocks rate in about Excellent overall condition.
Magazine Quantity & Condition: None.
Type of Finish: Matt Black Anodized Hard Coat
Finish Originality: Original
Bore Condition: The bore is bright and the rifling is sharp. There is no visible erosion in the bore. In this writer’s opinion the bore rates 9/10.
Overall Condition: This rifle retains about 99% of its metal finish. The balance of the finish shows very light operational wear. There are minor brass marks on the case deflector. There is minor copper oxidation in the flash hider. There are minor scratches on the outside of the barrel. The screw heads are sharp. The markings are clear. Overall, this rifle rates in about Excellent condition.
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. This rifle has an ambidextrous safety selector.
Box, Paperwork & Accessories: This rifle comes with its EOTech sight system as mentioned above.
Our Assessment: The Colt M4A1 Carbine is a civilian semi automatic counterpart to one of the most recognizable military rifles of the modern era, developed from the M16 platform and refined through decades of U.S. military service. Colt’s M4A1 pattern rifles reflect the evolution of Eugene Stoner’s direct impingement system, emphasizing lightweight construction, modularity, and consistent performance. By 2013, rifles such as this represent a mature iteration of the platform, incorporating flat top receivers for optics mounting and compatibility with a wide range of accessories. Chambered in 5.56 NATO and .223 Remington, cartridges developed in the late 1950s and early 1960s for high velocity, low recoil performance, the platform has become a standard across military, law enforcement, and civilian markets worldwide.
This example retains about 99 percent of its original anodized finish, showing only minimal operational wear with light brass marks on the case deflector, minor scratches on the barrel, and slight oxidation at the flash hider. The markings remain clear, and the hardware is sharp throughout. The collapsible stock, quad rail handguard, and A2 grip are all in Excellent condition with little to no handling wear. The bore is bright with sharp rifling and no visible erosion, rating 9 out of 10 in this writer’s opinion. The action functions correctly and features an ambidextrous safety selector. The rifle is equipped with an EOTech HHS I system, consisting of an EXPS3-4 holographic sight paired with a G33 magnifier, completing a modern and versatile configuration. Please see our photos for a better understanding of the condition and good luck with your bids! – L.S.