CMMG MkGs .40 S&W Banshee Upper Group Receiver 5in 1-16 Twist 0.578 X 28 TPI 13.7in Midnight Bronze
3 options
- Coyote · Tanout of stock
- Midnight · Bronze, this page
- Tungstenout of stock
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CMMG
Overview
The CMMG MkGs .40 S&W Banshee Upper Group Receiver is a complete upper designed specifically for the AR-15 platform, featuring a compact 5-inch barrel optimized for .40 S&W ammunition. With a twist rate of 1:16, this upper provides the right stability for heavier projectiles, making it suitable for various shooting applications. This upper is commonly found in short-barreled builds, where maneuverability and versatility are key considerations for the builder.
Specifications
CMMG MkGs .40 S&W Banshee Upper Group Receiver 5in 1-16 Twist 0.578 X 28 TPI 13.7in Midnight Bronze
3 options
- Coyote · Tanout of stock
- Midnight · Bronze, this page
- Tungstenout of stock
Price and stock
The CMMG MkGs .40 S&W Banshee Upper Group Receiver 5in 1-16 Twist 0.578 X 28 TPI 13.7in Midnight Bronze was out of stock everywhere we track for all of August 2026, and today the one retailer we track is out of stock. Listed prices start at $849.99 at Optics Planet for when it comes back.
Prices checked · refreshed daily across 35 retailers
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