CMMG Banshee 300 Mk57 5.7x28mm 5" Barrel Graphite Black RIPBRACE 57A1843-GB

The CMMG Banshee 300 Mk57 5.7x28mm 5" Barrel Graphite Black RIPBRACE 57A1843-GB is an ultra-compact, high-performance pistol chambered in the fast and flat-shooting 5.7x28mm cartridge. Built on CMMG’s specialized Mk57 platform, this Banshee 300 model features a short 5-inch barrel and comes equipped with CMMG’s RIPBRACE, making it one of the most maneuverable 5.7x28mm pistols available.

Mk57 Platform Optimized for 5.7x28mm

The Mk57 platform was specifically engineered by CMMG to maximize the performance of the 5.7x28mm cartridge in an AR-style pistol. This dedicated platform ensures reliable feeding, smooth cycling, and excellent ergonomics tailored for the high-velocity 5.7x28mm round. The Banshee 300 Mk57 combines the speed, low recoil, and high magazine capacity of the 5.7 cartridge with the handling characteristics of the AR platform.

Compact 5-Inch Barrel Configuration

With its short 5-inch barrel, the Banshee 300 Mk57 is designed for maximum portability and maneuverability. This ultra-compact configuration makes it an excellent choice for home defense, vehicle carry, and situations where a small overall length is desired. Despite the short barrel, the 5.7x28mm cartridge still delivers impressive velocity and flat trajectory.

RIPBRACE Equipped

This model comes standard with CMMG’s RIPBRACE, a high-quality stabilizing brace that enhances control and accuracy during one-handed or braced firing. The RIPBRACE provides a secure and comfortable shooting experience while maintaining the compact nature of the pistol.

Key Features

• Brand: CMMG
• Model: Banshee 300 Mk57
• Caliber: 5.7x28mm
• Barrel Length: 5 inches
• Action: Semi-Automatic
• Finish: Graphite Black
• Brace: RIPBRACE
• Model Number: 57A1843-GB
• UPC: 816422025312

Why Choose the CMMG Banshee 300 Mk57?

The CMMG Banshee 300 Mk57 in 5.7x28mm with a 5-inch barrel offers one of the most compact and capable platforms available in this caliber. The combination of the Mk57 platform, short barrel, and RIPBRACE creates an extremely maneuverable pistol with low recoil and high magazine capacity. The Graphite Black finish provides a sleek, modern appearance. Ideal for home defense, personal protection, and recreational shooting.

Experience the ultimate in compact 5.7x28mm performance with the CMMG Banshee 300 Mk57 in Graphite Black.