CMMG Mk4 Lower Group Resolute Zeroed Trigger Multi-Caliber Midnight Bronze Frame

Description

Product Overview

The CMMG Mk4 Lower Group is a complete AR-15 pattern lower assembly configured with CMMG's Zeroed Trigger and finished in Midnight Bronze. It provides a ready-to-install foundation for a compatible upper receiver and is chambered for multi-caliber AR-15 configurations when paired with the appropriate upper assembly and magazine. As a lower group, it does not include a barrel, sights, optic, or complete upper receiver.

Key Features

• CMMG Mk4 lower group for AR-15 pattern builds
• CMMG Zeroed Trigger provides a refined trigger interface
• Midnight Bronze finish adds a distinctive two-tone build option
• Multi-caliber lower supports compatible upper receiver configurations
• Complete lower-group assembly simplifies installation into a compatible build

Build a custom AR-15 configuration around the CMMG Mk4 Lower Group and Zeroed Trigger.