CMMG AR-15 Lower Group, Mk9, 9mm, M4 Stock

CMMG AR 9mm Luger Black Complete Lower Receiver – This CMMG AR Dedicated Complete 9mm Lower Receiver Assembly with M4 stock is designed for use with Colt pattern magazines. This is a complete lower with every 9mm specification part you need already installed and ready to go including buffer, buffer spring, ejector, trigger group and safety, and feed ramp. All these parts have been engineered by CMMG to work together in harmony to maximize the reliability and durability of your 9mm build.

• Accepts all standard Colt pattern mags
• Forged 7075-T6 aluminum receiver
• 6-position M4 buttstock
• A2 pistol grip