
Availability: In Stock
The LBE Unlimited ARBNT Black Barrel Nut is a straightforward, no-nonsense replacement or upgrade component for AR-15 rifles. If you're assembling an upper receiver, swapping barrels, or rebuilding a rifle, a quality barrel nut is one of those pieces that matters more than it might seem at first glance. This one is domestic production, made in the USA, and sized to fit standard AR-15 barrel nut applications.
Whether you're a precision shooter dialing in a new match barrel, a hunter assembling a hunting rifle, or a builder who wants a reliable, American-made part in the stack, a solid barrel nut keeps your barrel properly seated and indexed on the receiver. The black finish fits cleanly into most modern AR builds without standing out or clashing with other components.
LBE Unlimited has built a reputation for no-frills, functional parts that do their job without marketing hype or premium pricing—exactly what most shooters need for a dependable barrel nut. If you're shopping for AR-15 barrel nuts and want domestic manufacture and straightforward functionality, this one delivers.
This is a standard AR-15 barrel nut sized to fit AR-15 rifles. Check your upper receiver's barrel nut dimensions to confirm compatibility.
This LBE Unlimited ARBNT is made in the USA.
You receive the barrel nut itself. Depending on your build, you may need a barrel nut wrench (sold separately) to install it.




SKU: 115690594 • Width: 3.9in • Height: 1.4in • Depth: 5.6in • Weight: 0.13oz





Availability: In Stock
The LBE Unlimited ARBNT Black Barrel Nut is a straightforward, no-nonsense replacement or upgrade component for AR-15 rifles. If you're assembling an upper receiver, swapping barrels, or rebuilding a rifle, a quality barrel nut is one of those pieces that matters more than it might seem at first glance. This one is domestic production, made in the USA, and sized to fit standard AR-15 barrel nut applications.
Whether you're a precision shooter dialing in a new match barrel, a hunter assembling a hunting rifle, or a builder who wants a reliable, American-made part in the stack, a solid barrel nut keeps your barrel properly seated and indexed on the receiver. The black finish fits cleanly into most modern AR builds without standing out or clashing with other components.
LBE Unlimited has built a reputation for no-frills, functional parts that do their job without marketing hype or premium pricing—exactly what most shooters need for a dependable barrel nut. If you're shopping for AR-15 barrel nuts and want domestic manufacture and straightforward functionality, this one delivers.
This is a standard AR-15 barrel nut sized to fit AR-15 rifles. Check your upper receiver's barrel nut dimensions to confirm compatibility.
This LBE Unlimited ARBNT is made in the USA.
You receive the barrel nut itself. Depending on your build, you may need a barrel nut wrench (sold separately) to install it.
SKU: 115690594 • Width: 3.9in • Height: 1.4in • Depth: 5.6in • Weight: 0.13oz



