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Questions & Answers
Will this upper work with an Aero Precision M4E1 lower? Expert Answer

The CMMG MkGs .40 S&W 8in Banshee Upper Group Receiver is only designed for use with MkGs lowers. CMMG cannot guarantee function with other manufacturers’ lowers.

by Ethan, Gear Expert, February 8, 2023
6 Models Available
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Product Info for CMMG MkGs .40 S&W 8in Banshee Upper Group Receiver

Some may question .40 S&W but fans of the .40 know just how capable this cartridge is. Built on the MkGs platform, this 8 BANSHEE upper group is just the thing for a .40 S&W personal defense weapon with excellent ballistic performance and well-balanced ergonomics.image

WARNING: California`s Proposition 65

Specifications for CMMG MkGs .40 S&W 8in Banshee Upper Group Receiver:

Manufacturer: CMMG
Caliber: .40 S&W
Overall Length: 16.7 in
Barrel Length: 8 in
Barrel Profile: Medium Tapered
Barrel Twist Rate: 1-16
Threads per Inch: .578x28
Muzzle Device: CMMG Zeroed Linear Compensator
Fabric/Material: 6061-T6 Aluminum
Gun Rail: M-LOK
Gun Make: CMMG
Weight: 2.9 lb
Magazine Included: No
Mount Type: M-LOK

Package Contents:

  • CMMG MkGs .40 S&W 8in Banshee Upper Group Receiver

CMMG MkGs .40 S&W 8in Banshee Upper Group Receiver Orderable Models

List of Orderable Models

CMMG MkGs .40 S&W Banshee Upper Group Receiver, 8in, Sniper Grey, 40B735C-SG , MPN: 40B735C-SG , UPC: 810097503304 , Code: 2CM-URC-CP71-40B735C-SG
CMMG MkGs .40 S&W Banshee Upper Group Receiver, 8in, Midnight Bronze, 40B735C-MB , MPN: 40B735C-MB , UPC: 810097503298 , Code: 2CM-URC-CP71-40B735C-MB
CMMG MkGs .40 S&W Banshee Upper Group Receiver, 8in, Coyote Tan, 40B735C-CT , MPN: 40B735C-CT , UPC: 810097503281 , Code: 2CM-URC-CP71-40B735C-CT
CMMG MkGs .40 S&W Banshee Upper Group Receiver, 8in, Tungsten, 40B735C-TNG , MPN: 40B735C-TNG , UPC: 810097503328 , Code: 2CM-URC-CP71-40B735C-TNG
CMMG MkGs .40 S&W Banshee Upper Group Receiver, 8in, Titanium, 40B735C-TI , MPN: 40B735C-TI , UPC: 810097503311 , Code: 2CM-URC-CP71-40B735C-TI
CMMG MkGs .40 S&W Banshee Upper Group Receiver, 8in, Charcoal Green, 40B735C-CG , MPN: 40B735C-CG , UPC: 810097503274 , Code: 2CM-URC-CP71-40B735C-CG
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