$216.19
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Availability: In Stock
Current Stock: Out of stock
The Luth-Ar BL-14-7 5.56mm barrel is a quality replacement or upgrade barrel for AR-15 builds and reconfiguration. This 14.50-inch chrome-moly vanadium barrel with manganese phosphate finish is built to last through thousands of rounds, whether you're a competition shooter looking to fine-tune your setup, a hunter building a compact rifle, or a tinkerer who wants to experiment with a shorter profile. It's the kind of part that doesn't demand attention—it just performs.
Chrome-moly vanadium steel is the standard for AR barrels because it strikes the right balance between durability and ease of machining, and the manganese phosphate finish is a time-tested corrosion protectant that handles field conditions without requiring constant babying. At 14.50 inches, this barrel sits in the sweet spot for velocity and handling in the 5.56 cartridge—short enough to be nimble in tight quarters, long enough to wring decent performance from the round. Whether you're swapping in a new barrel for a dedicated build or refreshing an existing rifle, this is straightforward, no-nonsense hardware.
Installation requires basic AR armorer skills and the right tools (barrel wrench, action block, torque wrench). If you're new to barrel swaps, there are plenty of tutorials available, and any local gunsmith can handle it in an afternoon. The BL-14-7 is the kind of component that rewards builders who want control over their setup without paying premium pricing for proprietary or exotic alternatives.
| Chambering | 5.56mm |
| Barrel Length | 14.50 inches |
| Material | Chrome-moly vanadium (CMV) |
| Finish | Manganese phosphate |
| Brand | Luth-Ar |
The BL-14-7 is a standard AR-15 barrel in 5.56mm with a conventional profile, so it will fit any AR-15 receiver and use existing bolt carrier groups. Confirm your receiver is chambered for 5.56mm (or .223 Remington) before purchase.
Shorter barrels reduce overall rifle length for easier handling in confined spaces while still delivering functional velocity for the 5.56 cartridge. This length is popular for home defense builds, compact hunting rifles, and competition configurations where maneuverability matters.
Barrel installation requires an AR armorer's wrench, an action block to secure the upper receiver, a torque wrench, and basic gunsmithing knowledge. If you're unfamiliar with the process, a local gunsmith can install it quickly and ensure proper headspace and torque specs.
Manganese phosphate is a proven corrosion-resistant finish used on millions of firearms. It's not as flashy as nickel or stainless, but it handles hunting and field conditions well. Standard rifle maintenance and occasional oil will keep it in good shape.
SKU: 194200494
Availability: In Stock
Current Stock: Out of stock
The Luth-Ar BL-14-7 5.56mm barrel is a quality replacement or upgrade barrel for AR-15 builds and reconfiguration. This 14.50-inch chrome-moly vanadium barrel with manganese phosphate finish is built to last through thousands of rounds, whether you're a competition shooter looking to fine-tune your setup, a hunter building a compact rifle, or a tinkerer who wants to experiment with a shorter profile. It's the kind of part that doesn't demand attention—it just performs.
Chrome-moly vanadium steel is the standard for AR barrels because it strikes the right balance between durability and ease of machining, and the manganese phosphate finish is a time-tested corrosion protectant that handles field conditions without requiring constant babying. At 14.50 inches, this barrel sits in the sweet spot for velocity and handling in the 5.56 cartridge—short enough to be nimble in tight quarters, long enough to wring decent performance from the round. Whether you're swapping in a new barrel for a dedicated build or refreshing an existing rifle, this is straightforward, no-nonsense hardware.
Installation requires basic AR armorer skills and the right tools (barrel wrench, action block, torque wrench). If you're new to barrel swaps, there are plenty of tutorials available, and any local gunsmith can handle it in an afternoon. The BL-14-7 is the kind of component that rewards builders who want control over their setup without paying premium pricing for proprietary or exotic alternatives.
| Chambering | 5.56mm |
| Barrel Length | 14.50 inches |
| Material | Chrome-moly vanadium (CMV) |
| Finish | Manganese phosphate |
| Brand | Luth-Ar |
The BL-14-7 is a standard AR-15 barrel in 5.56mm with a conventional profile, so it will fit any AR-15 receiver and use existing bolt carrier groups. Confirm your receiver is chambered for 5.56mm (or .223 Remington) before purchase.
Shorter barrels reduce overall rifle length for easier handling in confined spaces while still delivering functional velocity for the 5.56 cartridge. This length is popular for home defense builds, compact hunting rifles, and competition configurations where maneuverability matters.
Barrel installation requires an AR armorer's wrench, an action block to secure the upper receiver, a torque wrench, and basic gunsmithing knowledge. If you're unfamiliar with the process, a local gunsmith can install it quickly and ensure proper headspace and torque specs.
Manganese phosphate is a proven corrosion-resistant finish used on millions of firearms. It's not as flashy as nickel or stainless, but it handles hunting and field conditions well. Standard rifle maintenance and occasional oil will keep it in good shape.
SKU: 194200494