| Platform | Mk4 |
| Lower Receiver | Mk4 Forged 7075 T6 Aluminum |
| Finish | Cerakote |
| Pistol Grip | CMMG ZEROED Pistol Grip |
| Buffer Type | Carbine |
| Receiver Extension | CMMG 6 Position Fastback w/Ambi Sling Plate |
| Stock / Brace | CMMG RipBrace |
| Trigger Type | ZEROED Drop-In Single Stage |
| Trigger Guard | CMMG ZEROED Trigger Guard |
| Safety Selector | CMMG ZEROED 60/90 Degree |
Please Allow 15-30 Days To Process Your Order.
State/local restrictions may apply in CA, CO, CT, DE, DC, HI, IL, MD, MA, MI, NJ, NY, or WA. Customers must review our Firearms Shipping Policy prior to ordering.
Firearms with attached pistol brace. Please confirm your FFL is accepting transfers for pistol brace equipped firearms prior to ordering.
Lower Group, Pistol, BANSHEE, Mk4, ZEROED Trigger
Picking the right AR15 pistol lower can be confusing, especially when considering what parts and accessories you need. CMMG® has taken out the guess work with the BANSHEE™ Mk4 lower group. Each lower group comes with a suite of innovative parts like our RIPBRACE® and line of ZEROED™ accessories. Available in seven Cerakote finish options, each Mk4 BANSHEE pistol lower comes with these accessories pre-installed: