If 10mm is the best millimeter for you, stop your search here. With an 8" barrel this Mk10 BANSHEE is built to extract the full ballistic performance expected of the 10mm cartridge. Glock-pattern magazines have come to be known for their reliability and affordability, and if you already have your own collection of 10mm GLOCK-pattern magazines going then they will be right at home with the Mk10. Comes with 3.4 oz bolt weight pre-installed.

If 10mm is the best millimeter for you, stop your search here. With an 8" barrel this Mk10 BANSHEE is built to extract the full ballistic performance expected of the 10mm cartridge. Glock-pattern magazines have come to be known for their reliability and affordability, and if you already have your own collection of 10mm GLOCK-pattern magazines going then they will be right at home with the Mk10. Comes with 3.4 oz bolt weight pre-installed.

Compact and capable, .300 BLK was designed to be right at home in AR15-pattern firearms like the CMMG Mk4 platform. Originally created for optimum performance in subsonic, suppressed, and short-barrel applications, .300 BLK, in supersonic ammo loadings, has evolved into a popular competitor to other intermediate cartridges like 7.62x39. No matter what the application is, this BANSHEE is built to fit the bill.

Compact and capable, .300 BLK was designed to be right at home in AR15-pattern firearms like the CMMG Mk4 platform. Originally created for optimum performance in subsonic, suppressed, and short-barrel applications, .300 BLK, in supersonic ammo loadings, has evolved into a popular competitor to other intermediate cartridges like 7.62x39. No matter what the application is, this BANSHEE is built to fit the bill.

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 CMMG's 9mm conversion magazines.

Chambered in the most American of pistol calibers, this is the most compact .45 ACP BANSHEE available. Don't be fooled though, just because this BANSHEE is the right size to go with you anywhere doesn't mean that you have to sacrifice ergonomics or shootability.

Built with a 5" nitride-finished barrel this BANSHEE chambered in 9mm is among the shortest, most compact ARs CMMG has to offer. Capitalizing on their reputation for innovation, the MkGs platform uses the always popular 9mm double stack GLOCK-pattern magazines.

Built with a 5" nitride-finished barrel this BANSHEE chambered in 9mm is among the shortest, most compact ARs CMMG has to offer. Capitalizing on their reputation for innovation, the MkGs platform uses the always popular 9mm double stack GLOCK-pattern magazines.

Following the introduction of the MkG many asked for a similar 9mm AR pistol that used the ubiquitous double stack 9mm GLOCK-pattern magazines, and thus the MkGs platform was born. Equipped with a host of essential AR features like last round bolt hold open, this 9mm BANSHEE MkGs is one of the most versatile pistol caliber carbines/personal defense weapons ever made.

Following the introduction of the MkG many asked for a similar 9mm AR pistol that used the ubiquitous double stack 9mm GLOCK-pattern magazines, and thus the MkGs platform was born. Equipped with a host of essential AR features like last round bolt hold open, this 9mm BANSHEE MkGs is one of the most versatile pistol caliber carbines/personal defense weapons ever made.

Since 2002 CMMG has been the leading manufacturer of AR-15 rifles, AR-10 rifles, and trailblazing AR technologies. CMMG offers premium AR-15 and AR-10 rifles, parts, and accessories.

There's a world of options when it comes to firearms and calibers, and for those who want to reach out to further targets or hunt with 5.56, the 16-inch Br4 chambered in 5.56x45mm is an awesome choice. Despite all the different caliber offerings in the DISSENT lineup, 5.56x45mm still stands as one of the most popular. Equipped with a 16.1" barrel, this Br4 is one classy carbine.

Chambered in 9mm? Check. Takes Glock magazines? Check. Delivering all the capability the MkGs platform has become renowned for, the 6.5" 9mm MkGs DISSENT is the shortest personal defense weapon CMMG has ever produced and stands as one of the most portable PDWs on the market today. Crafted from 7075 T6 Aluminum receivers, the 9mm DISSENT is ruggedly built and comes in your choice of 6 Cerakote finish options. All DISSENTs come with a 1913 picatinny rail end cap allowing the attachment of slings. Bolt operation is accomplished via the forward non-reciprocating side charger, allowing for quick use while staying on target.

The CMMG DISSENT is an AR Personal Defense Weapon like no other. Incorporating a variety of new features and technologies, each DISSENT is made to maximize portability and modularity, most notably thanks to CMMG's patent-pending Compact Action that houses the entire recoil system in the upper receiver, eliminating the need for the buffer tube altogether. Chambered in 300 BLK, this DISSENT packs .30 cal power in an ultra-compact package that offers AR15 ambi controls and their forward non-reciprocating side charger that can be switched for left or right-handed operation. At the rear of the lower receiver is a 1913 picatinny rail section that fits you best.

The CMMG DISSENT is an AR Personal Defense Weapon like no other. Incorporating a variety of new features and technologies, each DISSENT is made to maximize portability and modularity, most notably thanks to CMMG's patent-pending Compact Action that houses the entire recoil system in the upper receiver, eliminating the need for the buffer tube altogether. Chambered in 300 BLK, this DISSENT packs .30 cal power in an ultra-compact package that offers AR15 ambi controls and their forward non-reciprocating side charger that can be switched for left or right-handed operation. At the rear of the lower receiver is a 1913 picatinny rail section that fits you best.

The CMMG AR-15 Hand Guard Slip Ring Kit is what you need to secure your handguard. Fits AR-15 Platform Firearms. Does NOT fit .308 AR Firearms.

CMMG's 22LR 10rd magazine combines the proven functionality of their original 22ARC magazines with all new exterior styling to match the looks of the lineup of firearms and other conversion magazines. It features a 10-round capacity and is compatible with .22LR conversion kits and CMMG Mk4/mil-spec AR15 lower receivers.

CMMG's 22LR 25rd magazine combines the proven functionality of their original 22ARC magazines with all new exterior styling to match the looks of the lineup of firearms and other conversion magazines. It features a 25-round capacity and is compatible with .22LR conversion kits and CMMG Mk4/mil-spec AR15 lower receivers.

Grabbing some mags for your Radial Delayed Blowback 9mm? These Gen II 9mm magazines work in Mk4/AR15 lower receivers with a CMMG 9mm Radial Delayed Blowback upper and feature 10rd capacity and iconic CMMG styling. Exterior dimensions closely match those of common 5.56 AR15 magazines for cross-compatibility with existing mag pouches and carriers.

Grabbing some mags for your Radial Delayed Blowback 9mm? These Gen II 9mm magazines work in Mk4/AR15 lower receivers with a CMMG 9mm Radial Delayed Blowback upper and feature the iconic CMMG styling with MORE capacity than the Gen 1 magazines, 33rd vs 30rds. Exterior dimensions closely match those of common 5.56 AR15 magazines for cross-compatibility with existing mag pouches and carriers.

After extensive testing of magazines for the 458 SOCOM, the Lancer L5 Advanced Warfighter Magazine was the top choice due to the polymer body and steel feed lips. The CMMG-modified Lancer L5-AWM takes this top of the line magazine and perfects it for the wide range of 458 SOCOM ammunition on the market by modifying the way the feed lips hold the ammo. The feed lips are not machined or weakened. (Laser Engraved 458 SOCOM)*Manufacturer Warning: This magazine is a modified 30rd 5.56 magazine and as such can still hold 30rds of 5.56 ammo. The magazine has been modified to function properly with 10rds of .458 SOCOM, but will physically hold 11rds if forced.*

Specifications: Platform: Mk4 Caliber: .300 BLK Operating System: Direct Impingement Barrel Length: 8 Barrel Twist: 1:7 Barrel Contour: MT Barrel Material: 4140CM SBN Muzzle Device: CMMG ZEROED Linear Comp Muzzle Thread: 5/8 X 24 Gas Port Location: Pistol Gas Block: Adjustable .750" Upper Receiver: Billet 6061 T6 Aluminum Lower Receiver: Mk4 Forged 7075 T6 Aluminum Hand Guard: CMMG EML7 M-LOK Finish: Cerakote Standard Charging Handle: CMMG ZEROED Ambi Pistol Grip: CMMG ZEROED Pistol Grip Buffer Type; Carbine Receiver Extension: CMMG 6 Position Fastback Extension Stock / Brace: CMMG RipBrace Trigger Type: ZEROED Drop-In Single Stage Trigger Guard: CMMG ZEROED Trigger Guard Safety Selector: CMMG ZEROED 60/90 Degree Magazine: Magpul 30rd PMAG Weight: 5.1 lbs Length: 23.7"

When you are thinking about building a new AR-15 rifle or completing that lower you have had sitting around this CMMG AR-15 Carbine Receiver Extension Kit 6-position Mil-Spec is the perfect one. This kit contains an AR-15 carbine receiver extension, end plate, carbine buffer and spring.

When full-size rifles are too cumbersome and pistols/SBRs don't deliver the long-range ballistic performance you need, the CMMG RESOLUTE line of carbine length rifles is the answer. Fitted with the suite of ZEROED parts and accessories as well as their legendary RIPSTOCK, the RESOLUTE is the rifle that's never out of place. The AR15 platform is well known for its capability for customization but picking the right parts doesn't have to be a nightmare of homework. CMMG's ZEROED parts and accessories are made here in the USA with quality and attention to detail that is second to none and each RESOLUTE comes equipped with a slew of ZEROED parts standard.

Combine this CMMG AR-15 Complete A1 Style Receiver Extension/Stock Kit with your choice of lower parts kit to complete your lower group. Comes with a rifle length receiver extension tube, rifle buffer, rifle buffer spring and A1 length fixed stock.