Receivers

Personal defense calibers like 5.7x28mm have become a big thing in the last few years, and if you're looking for PDW ballistics and the classic style and balance of a carbine then youre in luck. Combine this RESOLUTE Upper Group with either the CMMG Mk57...

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...

The original entry in the Radial Delayed Blowback series, the CMMG MkG Lower Assembly is perfect for anyone wanting to build a pistol caliber carbine (PCC) that packs the punch of .45 acp without the recoil or weight of traditional blowback operated PCCs...

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...

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...

Inspired by the success of the original MkG, the MkGs lower receiver is designed to accept either 9mm or .40 S&W Glock and SGM magazines. Features include an integrated trigger guard, last round bolt hold open, oversized magazine release, flared magwell,...

RADIAN BUILDER KIT

Designed exclusively around the 7.62x39mm cartridge, this Mk47 BANSHEE pistol lower group is made to accept most AK47-style magazines. The Mk47 is CMMG's mid-size platform, utilizing beefier components and receivers than a standard AR15/Mk4 without the...

Designed from day one for the AR15 platform, 300BLK was made to utilize many of the most common AR components in existence. With the 12.5'' BANSHEE upper group you can build your next 300BLK AR with character like no other. Available in Cerakote...

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...

There is no doubt just how capable and popular the AR15(Mk4) platform is, and while most plain mil-spec AR15 lowers could do the job for your next build, you don't have to settle for just good enough. Available in different Cerakote finishes, this...

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...

Top off your next build with this RESOLUTE Mk4 Upper Group. Chambered in 5.56x45mm, this upper group is a staple for any collection and comes ready to pair with the AR15 lower group of your choice. Available in different Cerakote finishes, all CMMG Upper...

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...

Continuous taper barrel profile designed for optimal weight, balance, and performance. Barrel profile fluted toward the rear near chamber area - Increases strength and heat dissipation. Tapered barrel profile out front, for easier maneuverability. No...

Start your 7.62x39mm build off right. The CMMG Mk47 mid-size platform was designed around the famous Soviet-era cartridge to address the common concerns of 7.62x39mm AR15s. This Mk47 RESOLUTE lower group accepts most conventional AK47 pattern magazines...