CMMG Mk57 BANSHEE Pistol Lower Group 5.7x28mm FN Midnight Bronze Frame

Description

Product Overview

The CMMG Mk57 BANSHEE pistol lower group is built for CMMG 5.7x28mm Radial Delayed Blowback upper groups. Its forged 7075-T6 aluminum receiver features a Midnight Bronze Cerakote finish, an integrated trigger guard, a carbine buffer system, and a pistol receiver extension. The lower includes a CMMG ZEROED single-stage Mil-Spec trigger, ZEROED pistol grip, and a 60°/90° ambidextrous safety selector. It is compatible with FN Five-seveN pattern magazines, allowing magazine commonality between compatible handguns and personal-defense platforms.

Key Features

• Forged 7075-T6 aluminum Mk57 lower receiver provides a durable foundation for a compatible build
• Midnight Bronze Cerakote finish adds corrosion and wear resistance
• CMMG ZEROED 60°/90° ambidextrous safety supports convenient operation from either side
• Mil-Spec single-stage trigger delivers a familiar, practical trigger setup
• Pistol receiver extension and carbine buffer system are configured for pistol builds
• Compatible with FN Five-seveN pattern magazines for broad magazine commonality

Pair the CMMG Mk57 BANSHEE lower group with a compatible CMMG 5.7x28mm Radial Delayed Blowback upper group to complete your build.