CMMG Banshee MK4 9mm 8″ Midnight Bronze

About this product

The CMMG Banshee MK4 9mm is a compact, versatile AR-platform pistol with a threaded 8-inch barrel and 30+1 capacity, perfect for the range and practical shooting.

The CMMG Banshee MK4 9mm is a compact and versatile AR-platform pistol that’s perfect for both the range and practical shooting. Built on the trusted Mk4 AR-15 pattern lower, this pistol accepts CMMG 9mm AR conversion magazines and features the same familiar controls as most AR-15s. The Banshee MK4 comes equipped with an EML handguard featuring full-length M-LOK slots, a quick-deploy RIPBRACE, and a threaded 8-inch barrel finished in Midnight Bronze Cerakote. This configuration ensures a compact and manageable design while maintaining the reliability and familiarity of the AR platform.

With a capacity of 30+1 rounds, the Banshee MK4 is ideal for high-volume shooting sessions. Its 8-inch barrel and overall length of 23.70 inches make it easy to maneuver in tight spaces, while the 5-pound weight provides a balanced feel. The ambidextrous controls and pistol brace ensure that the Banshee MK4 is comfortable and intuitive to use, making it a favorite among both novice and experienced shooters.

Whether you’re hitting the range in Boise or preparing for competitive shooting events, the Banshee MK4 delivers the performance and reliability you need. And with Idaho Gun Shop, you can trust that your firearm will be shipped securely to all 50 states via FFL transfer.