USM4 AR-15 Stripped Forged Lower Receiver 5.56 NATO Black AR-15 Lower Receiver

Description

Product Overview

The USM4 AR-15 Stripped Forged 5.56 NATO/.223 Remington lower receiver is designed to be the foundation of an AR-15 build. As a stripped forged lower, it provides the serialized receiver component and key fire-control interface points needed to pair with a compatible AR-style upper.

Key Features

• Compatible with .223 Remington and 5.56 NATO upper assemblies
• Factory-standard AR-15 configuration without a grip safety
• Includes an AR-style manual safety selector (lower receiver fire-control interface)
• Stripped forged AR-15 lower receiver for custom builds

Build your preferred AR-15 configuration by pairing this forged lower with a compatible upper and the rest of your chosen components.