CMMG Mk4 AR15 Stripped Lower Receiver Multi-Caliber Tungsten Frame

Description

Product Overview

The CMMG Mk4 AR15 lower receiver is a forged 7075-T6 aluminum foundation for a custom AR15 build. This stripped lower receiver is finished in Tungsten and is designed for Multi-Caliber configurations using compatible AR15 components. It provides the serialized receiver foundation while allowing the builder to select the desired trigger group, safety selector, stock, grip, magazine, and upper receiver.

Key Features

• Forged 7075-T6 aluminum construction provides a durable foundation for an AR15 build
• Tungsten finish delivers a distinctive factory-applied appearance
• Multi-Caliber AR15 compatibility supports a broad range of compatible upper receiver configurations
• Stripped receiver format allows selection of preferred lower-parts components
• Designed for custom rifle and pistol builds using compatible AR15 components

Choose the CMMG Mk4 AR15 lower receiver as the starting point for a purpose-built Multi-Caliber AR15 configuration.