Luth-AR has just announced a new complete .308 AR upper featuring a 24-inch fluted bull barrel.
Whether you’ve been thinking about building your first AR-10 or you already own one and have been considering an upgrade, Luth-AR has just announced a new complete upper receiver that may be of interest.

Officially called the .308 – 24″ Bull Barrel Complete Upper Barrel Receiver Assembly – M-LOK, its name is pretty self-explanatory. The assembled .308 Winchester upper receiver features a 24-inch fluted bull barrel and an M-LOK handguard. Luth-AR describes this upper as “premium quality,” and the barrel is made of 4150 Chrome Moly Vanadium steel, has a 1-10 twist rate and features a threaded muzzle (5/8–24) with a birdcage flash hider. The company says that this barrel provides excellent accuracy and heat dissipation.
As for the furniture, the upper comes with a 15-inch .308 Widebody Hand Guard. It features Picatinny rail on top for mounting optics and M-LOK slots for attaching accessories like bipods. The American-made Luth-AR .308 – 24″ Bull Barrel Complete Upper Barrel Receiver Assembly – M-LOK is available now and has an MSRP of $674.95.
For more information, please visit luth-ar.com.
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