CMMG

Perfect for building your custom Mk3/High Pattern LR-308 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Made of 416 Stainless...

The 16.1'' 5.7x28mm Barrel and BCG Kit is just the thing for building a carbine length AR in 5.7x28mm using CMMG's patented Radial Delayed Blowback operating system. Unlike typical direct blowback...

Utilizing the classic Colt-style 9mm SMG magazines, the RESOLUTE Mk9 brings 9mm and full AR15 functionality together to create a pistol-caliber carbine like no other. The Mk9 platform was CMMG's...

Precision machined from forged 7075 T6 aluminum, the CMMG Mk4 AR15 lower receiver is the quality mil-spec lower ready to be the foundation for your next build. The Mk4 stripped lower comes standard...

Easily one of the most iconic pistol calibers in the world with more than a century of faithful use, .45 ACP has been a go-to choice for shooters looking for a proven, heavy-hitting round. Not only...

As CMMG's oldest 9mm platform, the Mk9 is continuing to go through changes to become even better than before. Introducing, the new and improved Mk9, now utilizing CMMG's patented Radial Delayed...

It's an AR! It's an AK! It's... a little of both? Originally released to the world in 2014, the CMMG Mk47 combines the best elements of two of the most iconic firearm platforms in the world...

Following the success of the MkG platform, CMMG got to work to bring shooters the next evolution of the pistol caliber carbine, the MkGs. Designed to accept Glock-pattern magazines, this RESOLUTE is...

Gaining more acceptance as the go to personal defense caliber for many shooters in recent years, 5.7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance...

Following the adoption of the Sig Sauer P320 as the M17 and M18 by the US military, shooters all over have been asking for a pistol caliber carbine that uses P320 mags. Not only can you switch...

5.7x28mm has quickly become the personal defense weapon caliber of choice for many. Offering near .22 LR levels of recoil and performance that rivals 5.56mm at close range its no surprise why. Even...

Shipped in pistol configuration means this Mk47 is compact when you need it and the 16.1"" barrel means you can add accessories like folding stocks or braces without the hassle of registering an SBR...

CMMG has taken portability to a whole new level with the introduction of the Dissent, a new line of buffer-less AR15 pistols that utilize the patent-pending Compact Action. The Dissent is available...

If you want to deliver a hard hitting round at long-range and still have a well-balanced rifle when walking through the field, the 20-inch ENDEAVOR Mk3 in .308 WIN is a prime candidate for the job...

350 Legend was introduced in 2019 as a fast moving straight-walled cartridge that gives deer hunters in states with caliber/cartridge restrictions a round that delivers optimal power on target with...

Not only is 9mm one of the most prolific calibers for handguns, 9mm also makes a great choice for your next pistol caliber carbine. Although this CMMG RESOLUTE uses the same 9mm Radial Delayed...

Built on the capable and proven Mk4 - AR15 platform, this BANSHEE comes with the shortest 9mm barrel CMMG has to offer, making this the most compact 9mm AR that utilizes our 9 AR conversion magazines...

Redesigned with a brand-new look, CMMG's 5.7 AR Conversion Magazines feature a number of improvements. From the new stylized texture grip and ''5.7x28mm'' engraving on the sides to the upgraded feed...

All Stainless Steel Construction includes a 25rd Magazine. Works in most 5.56/.223 chambered rifles. Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle...

CMMG's 9mm Barrel and BCG Kit allow you to build a Pistol Caliber Carbine using the Patent Pending Radial Delayed Blowback System. Unlike typical direct blowback systems, RDB uses a bolt that is...

Designed to be used with .350 Legend ammunition in a standard AR15 magazine well. Stainless Steel body with a black finish. Anti-tilt follower.

Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Made of 416 Stainless with an SBN Finish.

Just swap this drop in conversion with the bolt carrier group from your 5.56/.223 chambered rifle and you will be ready to shoot .22LR. Ships with 3 10rd magazines. For best performance use a round...

Just swap this drop in conversion with the bolt carrier group from your left handed 5.56/.223 chambered rifle or upper receiver group and you will be ready to shoot .22LR. Ships with one 10rd 22LR...

Everything you need to convert your existing upper to a dedicated .22LR. Just purchase a magazine and you are ready to go. For best performance use a round style hammer as notched hammers can cause...

Perfect for building your custom dedicated 22LR AR15 upper group. Also Includes a barrel collar to replace the chamber adapter on your 22AR Conversion.

Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Complete 6.5 Creedmoor Bolt Carrier Group, Mk3/LR-308 platform. Features high-pressure design to reduce primer cratering with high-pressure loads.

Familiar AR controls and modularity? Yes. Chambered in 7.62x39mm? You got it. It uses AK mags? If it ain't broke don't fix it. Combining the bufferless operation of the DISSENT line together with the...

CMMG Receiver Extension Nut, Mk4 55CA9CB

SPRING SELECTOR DETENT/EJECTOR AR15

SELECTOR DETENT AR15

CMMG 28B940CHCA Dissent 22 ARC 16.10"

CMMG 28B940CTI Dissent 22 ARC 16.10" 6061-T6 Aluminum

CMMG 28B940CSG Dissent 22 ARC 16.10" 6061-T6 Aluminum

CMMG 28B940CMB Dissent 22 ARC 16.10" 6061-T6 Aluminum

CMMG 28B940CCT Dissent 22 ARC 16.10" 6061-T6 Aluminum

CMMG 28B940CCG Dissent 22 ARC 16.10"

CMMG 28B940CAB Dissent 22 ARC 16.10"