CMMG Banshee Mk4 SBR/SD Package, .300 BLK, Factory-Suppressed, Zeroed Trigger

The CMMG Banshee Mk4 SBR/SD (brand part no. 30AE11-AB) is a factory-suppressed .300 AAC Blackout short-barrel rifle built on CMMG’s Radial Delayed Blowback operating system, with a 6.5-inch barrel and a factory-installed Zeroed suppressor. Because it combines an SBR and a suppressor, it requires two separate NFA transfers.

Key Specifications

• Chambered in .300 AAC Blackout.
• Features a 6.5-inch barrel.
• Ships with a 30-round magazine.
• Runs CMMG’s Radial Delayed Blowback operating system.
• Equipped with an adjustable gas block.
• Fitted with a Zeroed drop-in trigger.
• Features an M-LOK handguard.
• Includes ambidextrous controls.
• Factory-installed Zeroed suppressor included.

Frequently Asked Questions

Is this an NFA item? Yes. This package includes both a short-barrel rifle and a suppressor, each a separate Title II item requiring its own approved ATF Form 4 and transfer through an NFA-licensed dealer.

What trigger does it use? A factory-installed Zeroed drop-in trigger.

What operating system does it run? CMMG’s Radial Delayed Blowback system, with an adjustable gas block.

Buy the CMMG Banshee Mk4 SBR/SD Package

This package includes Title II items regulated under the National Firearms Act. Purchase requires an approved ATF Form 4 for each NFA item, no federal transfer tax, and transfer through a licensed NFA (SOT/Class 3) dealer, with an extended federal approval wait before delivery. Order through CMMG‘s short-barrel rifles lineup and our Lubbock, Texas team will walk you through the transfer process.