The Great Lakes Firearms AR-10 is a semi-automatic rifle chambered in .243 Winchester with a 24-inch barrel, Aluminum 7075 frame, and a black-and-bronze finish. The .243 Win is a flat-shooting cartridge suited for varmints, coyotes, deer, and target work — it generates less recoil than a .308 while sharing the same AR-10 platform. 
 

Key Specifications 

• Model: AR-10 
• Caliber: .243 Win 
• Action: Semi-Automatic 
• Barrel Length: 24 inches 
• Capacity: 5 rounds 
• Weight: 9.3 lbs. 
• Overall Length: 44 inches 
• Finish Color: Black and Bronze 
   

Detailed Features 

The 24-inch barrel with a 1:8 twist rate stabilizes a broad range of bullet weights in .243 Win and adds velocity compared to shorter barrel configurations. The Aluminum 7075 frame keeps weight reasonable given the 24-inch barrel. A detachable 5-round magazine is included. A recoil pad on the synthetic stock reduces felt recoil. 
 
The black-and-bronze finish on the receiver and furniture gives it a more distinctive look than the standard all-black AR-10 configuration.

The Great Lakes AR-10 in .243 Win draws interest from shooters who want the AR-10 platform's ergonomics and semi-auto action in a flatter-shooting caliber than .308. The .243 Win chambering is a genuine differentiator — it's uncommon in semi-auto rifles, and owners who specifically need it for varminting or deer hunting with minimal recoil generally find the rifle does what they need.

Build quality and aesthetics get positive comments. The black-and-bronze finish is well-regarded visually, and the overall construction at the price point earns favorable comparisons to more expensive AR-10 alternatives.

Weight is the most consistent issue raised — 9.3 lbs. is on the heavier end for a field rifle, and users who plan to carry it extensively note this. Aftermarket parts and accessories specific to this model have some limitations compared to more established .308 AR-10 platforms.

Accuracy feedback is generally positive at hunting distances, and the .243's inherently flat trajectory makes it forgiving at field ranges.