LMT Defender-L Stripped Lower Receiver

LMT Defender-L Stripped Lower Receiver

The Lewis Machine & Tool Defender-L Stripped Lower Receiver is the ultimate foundation for builders who demand uncompromising strength, precision, and battlefield-proven reliability. Engineered for the AR-15 platform, this premium lower receiver is forged from high-strength 7075-T6 aluminum and finished with a rugged hardcoat anodizing, delivering exceptional resistance to wear, corrosion, and environmental stress.

Designed for seamless compatibility with Mil-Spec components, the Defender-L offers a refined, precision-machined interface that makes it ideal for everything from duty-grade rifles to custom performance builds. Trusted in professional environments, this stripped lower provides the versatility and durability serious builders rely on when performance cannot be compromised.

Premium Forged Construction
Built from 7075-T6 aerospace-grade aluminum for superior strength-to-weight performance and long-term durability under heavy use.

Hardcoat Anodized Finish
Enhances corrosion resistance and surface hardness, ensuring the receiver maintains integrity in harsh environments and extended field conditions.

Mil-Spec Compatibility
Designed to accept standard AR-15 lower parts kits for seamless customization and wide aftermarket support.

Precision Machining
Clean, refined surfaces with tight tolerances for smooth assembly and improved component alignment.

MIL-SPEC Trigger Fitment
.154" trigger and hammer pin holes ensure straightforward installation of compatible Mil-Spec fire control groups.

Specifications

• Material: 7075-T6 Aluminum
• Caliber Compatibility: 5.56 NATO / .223 Remington / .300 AAC Blackout
• Platform: AR-15 Pattern
• Finish: Hardcoat Anodized
• Color: Black
• Caliber Rollmarks: 5.56 NATO
• Trigger Pin Diameter: MIL-SPEC .154"