CMMG Mk4 Lower Receiver Group Endeavor Zeroed Trigger Multi-Caliber Armor Black Frame

Description

Product Overview

The CMMG Mk4 Lower Receiver Group combines an Armor Black AR-15-pattern lower receiver with CMMG’s Endeavor Zeroed Trigger configuration. It is designed as the foundation for a complete semi-automatic rifle build and accepts compatible Mk4 upper receivers and AR-15-pattern components. Because this is a lower receiver group, the barrel, sights, optic, and other upper-receiver components are not included.

Key Features

• CMMG Mk4 AR-15-pattern lower receiver group
• Endeavor Zeroed Trigger configuration for a refined trigger interface
• Armor Black finish for a consistent factory appearance
• Multi-caliber compatibility when paired with the appropriate upper receiver
• Designed for compatible AR-15-pattern components and magazines

Use the CMMG Mk4 Lower Receiver Group as the foundation for a customized multi-caliber rifle build.