The ArmaLite M-15 Light Tactical Carbine CO Compliant – Model M15LTC16CO, 223 Rem/5.56x45mm NATO, 16" Barrel, 10+1 Capacity, Black Hard Coat Anodized with Adjustable Magpul STR Collapsible Stock, UPC 651984019870 is an AR-15–pattern modern sporting rifle configured to meet Colorado-compliance requirements while retaining the core features of the M-15 Light Tactical Carbine (LTC) platform. It combines a 16-inch chrome moly vanadium barrel, a free-floating aluminum tactical handguard, and a hard-coat anodized receiver set with Magpul STR furniture and a 10-round magazine. Impact Guns+4Founding Fathers Firearms+4Global Ordnance+4
Caliber, Chambering, and Compliance Configuration
The M15LTC16CO is chambered for .223 Remington / 5.56x45mm NATO, allowing it to run a wide range of commercial .223 and 5.56 loads within standard AR-platform pressure and chamber specifications. Impact Guns+3Founding Fathers Firearms+3Global Ordnance+3
Key configuration points:
This configuration is marketed specifically as “CO Compliant” in the model name and retailer descriptions, indicating that it is factory-equipped with a reduced-capacity magazine and feature set tailored for that regulatory environment. Greentop+3Founding Fathers Firearms+3Hinterland Outfitters+3
Barrel, Gas System, and Muzzle Device
The rifle uses a 16-inch barrel suitable for general-purpose carbine roles and compatible with common 5.56mm ballistics.
Barrel and gas system details:
The 16" carbine-length configuration offers a balance between compact overall length and velocity retention, with the gas system and muzzle device selected to support smooth, semi-automatic operation.
Free-Floating Tactical Handguard and Top Rail
The M15LTC16CO uses ArmaLite’s free-floating aluminum tactical handguard, designed to keep the barrel isolated from handguard pressure and accessory load, which can benefit consistency and accuracy.
Handguard and rail features:
The combination of free-float construction, accessory mounting options, and a continuous top rail makes the rifle adaptable to a wide range of sighting and accessory setups without altering the base platform.
Stock, Furniture, and Ergonomics
This Colorado-compliant variant is equipped with Magpul STR furniture, offering enhanced cheek weld and storage compared with standard M4-style stocks.
Furniture and ergonomics:
These features provide familiar AR ergonomics with the added comfort and adjustability benefits of the STR stock system.
Receiver Set, Finish, and Controls
The M-15 LTC CO Compliant maintains a standard AR-15–style control layout and receiver construction.
Receiver and control characteristics:
The hard-coat anodized finish is selected for wear resistance, corrosion protection, and a matte, non-reflective appearance.
Capacity, Dimensions, and Weight
Retailers list key dimensional and packaging specs that help with storage and transport planning:
Magazine capacity: 10+1 rounds, shipped with a 10-round magazine (Colorado-compliant configuration). Impact Guns+4Founding Fathers Firearms+4Global Ordnance+4
Overall length: Varies with stock position; typical ArmaLite LTC 16" models fall in the mid–30-inch range, with the CO-compliant version using the same barrel length and collapsible stock architecture. Armalite Rifles -+2EuroOptic+2
Shipping/packaged weight: Listings show approximately 8.3 lb packaged weight, including the rifle and packing materials. Global Ordnance
Exact on-scale rifle weight can vary slightly by production run and accessory configuration but is generally in line with other 16" AR-15 carbines equipped with free-floating aluminum handguards and adjustable stocks.
Typical Use Contexts
Vendors categorize the ArmaLite M-15 Light Tactical Carbine CO Compliant as a modern sporting rifle suitable for:
Recreational target shooting and training with 5.56/.223 ammunition. Palmetto State Armory+2Greentop+2
Practical competition and carbine courses, where free-floating handguards, optics-ready rails, and adjustable stocks are commonly used features.
General-purpose field and varmint applications where local regulations permit, leveraging the accuracy potential of the LTC platform and the versatility of the 5.56/.223 chambering. Palmetto State Armory+1
All use must comply with applicable state and local laws, including magazine capacity and feature restrictions.
Technical Identification and Catalog Data
For product listings, inventory systems, and SEO-optimized catalog pages, the rifle can be identified with the following standardized details:
These identifiers help ensure accurate matching in searches for terms such as “M15LTC16CO,” “ArmaLite M-15 Light Tactical Carbine CO compliant 223/5.56,” or the UPC 651984019870.
In summary, the ArmaLite M-15 Light Tactical Carbine CO Compliant 223 Rem/5.56x45mm NATO 16" 10+1 (M15LTC16CO, UPC 651984019870) is a Colorado-compliant AR-15–pattern modern sporting rifle featuring a 16-inch chrome moly vanadium barrel, carbine-length gas system, free-floating 10" aluminum KeyMod tactical handguard, hard-coat anodized receiver set, and adjustable Magpul STR collapsible stock, configured at the factory with a 10-round magazine and optics-ready flat-top layout. Impact Guns+5Founding Fathers Firearms+5Global Ordnance+5
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