Receivers

Machined from billet 7075-T6 aluminum, the AXTS AX556 is a fully ambidextrous lower receiver for AR15-style firearms. In addition to the Talon Ambidextrous Safety Selector, left-side magazine release, and right-side bolt release, the AX556 features the...

Designed for use with CMMG .45 ACP MkG uppers, the MkG lower group accepts Glock-pattern magazines while still delivering essential AR15 features and function like last round bolt hold open. Available in different Cerakote finishes, RESOLUTE MkGs lowers...

Built with style and craftsmanship like no other, this ENDEAVOR Mk3 lower group is the perfect base to build your next AR10. To maximize modularity and customization potential, the AR10 sized Mk3 platform is based on the widely popular DPMS Gen 1...

Built with the same attention to detail you would come to expect from CMMG, this RESOLUTE Mk3 lower group based on the DPMS Gen 1 high-pattern design, giving shooters the most popular and widely supported AR10 style platform. Shooters that prefer...

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...

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...

Machined from billet 7075-T6 aluminum, the AXTS AX556 is a fully ambidextrous lower receiver for AR15-style firearms. In addition to the Talon Ambidextrous Safety Selector, left-side magazine release, and right-side bolt release, the AX556 features the...

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...

Build the ultimate 10mm AR pistol with the BANSHEE Mk10 pistol lower group. Designed to accept Glock-pattern 10mm magazines, BANSHEE Mk10 lower groups are available in Cerakote finishes and come outfitted with a variety of meticulously crafted CMMG parts...

CMMG offers a variety of lower platforms that are optimized for use with our 9mm Radial Delayed Blowback uppers. The Mk17, being the latest iteration of pistol mag lower platforms, utilizes Sig Sauer P320/M17/M18 pattern magazines. Whether you already...

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...

Having more options is always better. The Mk17 platform is another evolution of CMMG's 9mm lineup. This BANSHEE pistol lower group gives shooters the ability to use any new or existing CMMG 9mm Radial Delayed Blowback upper and utilize Sig...

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...

Don't build a .22 LR that looks like an AR, build an AR that happens to be chambered in .22 LR. Equipped with a 4.5'' barrel, the shortest CMMG offers in any caliber, this BANSHEE upper group is built on the Mk4 platform, and is designed to work with any...

Built with the same attention to detail you would come to expect from CMMG, this RESOLUTE Mk3 lower group based on the DPMS Gen 1 high-pattern design, giving shooters the most popular and widely supported AR10 style platform. Shooters that prefer...

Build the ultimate 10mm AR pistol with the BANSHEE Mk10 pistol lower group. Designed to accept Glock-pattern 10mm magazines, BANSHEE Mk10 lower groups are available in Cerakote finishes and come outfitted with a variety of meticulously crafted CMMG parts...