Lmt Defense
Lmt Defense Monolithic 5.56x45 NATO 10.5in Carbine Barrel
- SKU 430111525
- UPC 815415010588
- MPN R-L7MA1B
Caliber5.56x45 NATOBarrel10.5"
$544.89
Buy now, pay later with Sezzle
Out of Stock
- Trusted Since 2013
- A+ BBB Accredited
- 35,000+ Reviews
- Secure Checkout
About the Lmt Defense Monolithic 5.56x45
The LMT Defense LMT MONOLITHIC 5.56x45 NATO rifle barrel in Black delivers a compact, high-performance option for critical duty, recreational, and competition builds, marrying rugged reliability with precise engineering. This 10.5-inch carbine-length barrel features a 1-7 twist, a carbine gas system, and a lightweight 1.5 lb profile, making it an ideal choice for compact rifles that demand rapid handling and consistent accuracy in close-quarters or dynamic field scenarios. Crafted to integrate with LMT and MRP platforms, its monolithic design promotes rigidity and repeatable barrel torque under stress, supporting dependable shot placement across fast follow-up shots. The Black finish reduces glare and offers durable corrosion resistance, while the 5.56x45mm NATO chambering ensures compatibility with widely available ammunition and standard AR-style components, enabling easy maintenance and continued reliability. This barrel is suited for operators, hunters, and enthusiasts seeking a purpose-built upgrade that enhances balance, response, and accuracy in a compact package, enabling enhanced performance in mid-length or shortened rifle setups without sacrificing structural integrity or durability.
Specifications
| Model | MRP |
|---|---|
| Caliber | 5.56x45mm NATO |
| Barrel Length | 10.5 in |
| Finish | Black |










