Receivers

Kick off your next 9mm AR pistol build with the BANSHEE Mk9 pistol lower group. Made to accept Colt-style 9mm SMG magazines, the Mk9, CMMG's original 9mm platform, is designed to pair with any of the 9mm Radial Delayed Blowback uppers. BANSHEE Mk9 lower...

As the original 9mm platform from CMMG, the Mk9 has evolved over time with improvements like Radial Delayed Blowback to provide shooters a platform with less felt recoil and a lighter BCG. Designed to accept Colt-style 9mm SMG magazines, this RESOLUTE...

Don't settle for anything less when it comes to finding the right lower for your AR10 pistol build. Since there is no official ''mil-spec'' for AR10 style firearms and components, CMMG based the Mk3 platform off the popular and widely supported DPMS Gen...

BCM Lower Group w/MK2RMS-M1T0 & BCMGUNFIGHTER Stock Mod-0-Flat Dark Earth - Utilizes the BCM MK2 Receiver Extension, MK2 buffer, and rifle M16 action spring. The MK2 receiver extension is approximately 3/4'' longer than the standard 6-position receiver...

Build the ultimate .308 Win carbine with the RESOLUTE Mk3 upper group. Combining heavy hitting performance with styling in a league of its own, there is no doubt that this upper will set your rifle apart from the crowd. There can be a lot of confusion...

Whether you're looking to build a AR15 for plinking, training, or small-game hunting, this .22 LR RESOLUTE Upper Group fits the bill perfectly. The Mk4 .22 LR upper is designed to work with any standard AR15 lower and CMMG .22 Conversion Magazines...

Made by Bravo Company MFG, Inc. (BCM) These Barreled Upper Receiver Groups are designed for shooting professionals with the Mil-Spec features for the demands of their duty. They are fully assembled, headspaced, and test fired.

When it comes to picking a lower for your 5.7x28mm carbine or SBR, this RESOLUTE Mk57 lower group capitalizes on cross-compatibility, giving you the ability to use the same magazines on your Mk57 rifle and other firearms that utilize FN Five-seveN...

The Radian Model 1 Upper Receiver and Hand Guard are precision CNC machined as a matching set, structurally reinforced in critical areas for improved strength and rigidity. The upper receiver is cut from billet 7075-T6 aluminum and assembled with dust...

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 the...

Whether you're looking to finish up your next .22 LR build or have a dedicated .22 upper for some cheap plinking, put the 9'' BANSHEE on your list. Designed to work with CMMG .22 AR Conversion Mags and any standard AR15 lower group, this .22 LR upper...

Available in different Cerakote finishes, the CMMG Mk3 lower receiver is just the thing you need to start an AR10 style build. Based on the DPMS LR308 gen 1 high pattern design, the Mk3 platform is compatible with the most common and popular .308 AR...

Accepting Sig Sauer M17/P320 magazines, the CMMG Mk17 delivers a new level of performance to the PCC world. Not only is it on an elite playing field in terms of fit and function, the Mk17 brings out all the features youve come to expect from CMMG,...

Designed to provide superior ballistics and less felt recoil than most pistol caliber personal defense weapons, 5.7x28mm has quickly become one of the most popular chamberings in the PDW space. With the 8'' BANSHEE upper group you can build the PDW AR15...

For years Glock-pattern magazines have been one of the most trusted, commonly available magazines for handguns and pistol caliber carbines. The MkGs RESOLUTE gives shooters the opportunity to build a pistol caliber carbine like no other, accepting both...

Combining carbine-like ballistic performance and compact size, this 8'' BANSHEE upper group is what you need for the ultimate 9mm AR. Not only does this 9mm upper utilize CMMG's RDB technology, but shooters also have a number of lower/magazine pairing...