CMMG Upper Receiver Assembly for Mk4/ AR15 Armor Black

CMMG Conversion Kit, Bravo, Fits AR Rifles, 22LR, 10Rd 22BA62F

CMMG AR Conversion Kit, 22LR, 25Rd 22BA64E

CMMG AR Conversion Kit, 22LR, Stainless Steel Bolt Group, 3 Magazines, 10Rd 22BA6AE • Capacity: 10 • Converts 5.56 AR15 to 22LR

CMMG AR Conversion Kit, 22LR, Stainless Steel Bolt Group, 3 Magazines, 25Rd 22BA651

CMMG MK3, Upper Receiver, 308 Winchester, Billet 7075-T6 Aluminum, Cerakote Finish, Armor Black 38BA22E-AB

CMMG MKGS Barrel, 9MM, 8" Length, Black Finish, Includes BCG, Fits AR Rifles 99D517A

UPPER GROUP RESOLUTE 100 MK4 556 X 45MM

CMMG 22B83CCAB Resolute MK4 22 LR 17", Armor Black, M-LOK Free-Float Handguard for AR-Platform

CMMG 22B5BD4AB Banshee MK4 22 LR 4.50", Armor Black, M-LOK Free-Float Handguard for AR-Platform

300BLK has proven itself to be an incredibly capable round in a variety of applications from close quarters to mid-range and ammo loadings optimized for subsonic/suppressed as well as supersonic there is use for almost every need. Whether you’re looking to swap your current AR15 upper to quickly switch to 300BLK or looking to top off a new build this 8 BANSHEE upper group is sure to satisfy anyone looking for one of the most compact and stylish 300BLK upper groups made today. Available in six different Cerakote finishes all CMMG Upper Groups come complete with bolt carrier group and ZEROED accessories including: - ZEROED AR15 Polymer Dust Cover - ZEROED AR15 Ambi Charging Handle - ZEROED Linear Compensator .308 Win - 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 Compensator - Muzzle Thread: 5/8 x 24 - Gas Port Location: Pistol - Gas Block: 0.750 Non-Adjustable - Upper Receiver: Billet 6061 T6 Aluminum - Hand Guard: CMMG EML7 M-LOK - Finish: Cerakote Standard - Charging Handle: CMMG ZEROED Ambi - Weight: 3.0 lbs - Length: 16.5

At just 10.5 this is the shortest 5.56mm upper group CMMG offers. Great for anyone looking to build an ultra-compact AR15 that’s lightweight and perfectly sized to go anywhere. This 5.56mm BANSHEE upper group is built on our Mk4 AR15 platform available in six different Cerakote finishes all CMMG Upper Groups come complete with bolt carrier group and ZEROED accessories including: - ZEROED AR15 Polymer Dust Cover - ZEROED AR15 Ambi Charging Handle - ZEROED Linear Compensator 5.56mm - Platform: Mk4 - Caliber: 5.56mm 5.56x45mm - Operating System: Direct Impingement - Barrel Length: 10.5 - Barrel Twist: 1:7 - Barrel Contour: MR - Barrel Material: 4140CM SBN - Muzzle Device: CMMG ZEROED Linear Compensator - Muzzle Thread: 1/2 x 28 - Gas Port Location: Carbine - Gas Block: 0.750 Non-Adjustable - Upper Receiver: Billet 6061 T6 Aluminum - Hand Guard: CMMG EML9 M-LOK - Finish: Cerakote Standard - Charging Handle: CMMG ZEROED Ambi - Weight: 3.5 lbs - Length: 18.8

CMMG 30B12BBAB Resolute MK4 300 Blackout 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform

Pair this 12.5 5.56mm BANSHEE upper group with the Mk4/standard AR15 lower group of your choice to create a compact AR pistol or SBR that blends maneuverability with carbine like ballistic performance. Available in six different Cerakote finishes all CMMG Upper Groups come complete with bolt carrier group and ZEROED accessories including: - ZEROED AR15 Polymer Dust Cover - ZEROED AR15 Ambi Charging Handle - ZEROED Linear Compensator 5.56mm - Platform: Mk4 - Caliber: 5.56mm 5.56x45mm - Operating System: Direct Impingement - Barrel Length: 12.5 - Barrel Twist: 1:7 - Barrel Contour: MR - Barrel Material: 4140CM SBN - Muzzle Device: CMMG ZEROED Linear Compensator - Muzzle Thread: 1/2 x 28 - Gas Port Location: Carbine - Gas Block: 0.750 Non-Adjustable - Upper Receiver: Billet 6061 T6 Aluminum - Hand Guard: CMMG EML11 M-LOK - Finish: Cerakote Standard - Charging Handle: CMMG ZEROED Ambi - Weight: 3.8 lbs - Length: 20.8

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 six different Cerakote finishes all CMMG Upper Groups come complete with bolt carrier group and ZEROED accessories including: - ZEROED AR15 Polymer Dust Cover - ZEROED AR15 Ambi Charging Handle - ZEROED Linear Compensator .308 Win - Platform: Mk4 - Caliber: .300 BLK - Operating System: Direct Impingement - Barrel Length: 12.5 - Barrel Twist: 1:7 - Barrel Contour: MR - Barrel Material: 4140CM SBN - Muzzle Device: CMMG ZEROED Linear Compensator - Muzzle Thread: 5/8 x 24 - Gas Port Location: Pistol - Gas Block: 0.750 Non-Adjustable - Upper Receiver: Billet 6061 T6 Aluminum - Hand Guard: CMMG EML11 M-LOK - Finish: Cerakote Standard - Charging Handle: CMMG ZEROED Ambi - Weight: 3.7 lbs - Length: 20.8

CMMG Resolute MK4, Upper Receiver, 350 Legend, 16.1" Barrel, Cerakote Finish, Armor Black 35B5FBC-AB

CMMG 99B518DAB Banshee 9mm Luger 8" Armor Black, M-Lok Free-Float Handgaurd for AR-Platform

CMMG 99B17FDAB Banshee 9mm Luger 5" Armor Black, M-Lok Free-Float Handgaurd for AR-Platform

CMMG Resolute MK4, Upper Receiver, 6MM ARC, 16.1" Barrel, Cerakote Finish, Armor Black 60B1091-AB

Designed to be a flat shooting round at medium to long ranges 6.5 Grendel offers efficient ballistic performance native to many 6.5mm bullet designs. The upside here is that this RESOLUTE Mk4 Upper Group in 6.5 Grendel is built on the Mk4 platform and works with any standard AR15 lower group. Available in six different Cerakote finishes all CMMG Upper Groups come complete with bolt carrier group and ZEROED accessories including: - ZEROED AR15 Polymer Dust Cover - ZEROED AR15 Ambi Charging Handle - ZEROED Muzzle Brake 6.5mm - Platform: Mk4 - Caliber: 6.5 Grendel - Operating System: Direct Impingement - Barrel Length: 16.1 - Barrel Twist: 1:8 - Barrel Contour: MT - Barrel Material: 416SS SBN - Muzzle Device: CMMG ZEROED Muzzle Brake - Muzzle Thread: 5/8 x 24 - Gas Port Location: Rifle - Gas Block: 0.750 Non-Adjustable - Upper Receiver: Billet 6061 T6 Aluminum - Hand Guard: CMMG EML15 M-LOK - Finish: Cerakote Standard - Charging Handle: CMMG ZEROED Ambi - Weight: 4.3 lbs - Length: 25

CMMG 57BBCF0AB Banshee 5.7x28mm 5", Armor Black, M-Lok Free-Float Handgaurd for AR-Platform

CMMG 57B40E4AB Resolute 5.7x28mm 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform

CMMG 99BE6B6AB Resolute 9mm Luger 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform

Building an AR in a larger caliber like .308 Win doesn’t mean you have to sacrifice portability. The BANSHEE Mk3 upper group chamber in .308 Win is just the thing to complete the go anywhere .308 AR10. The CMMG Mk3 platform is based on the popular DPMS Gen 1 high-pattern LR308 design. All CMMG Upper Groups come complete with bolt carrier group and ZEROED accessories including: - ZEROED Polymer Dust Cover .308 - ZEROED AR15 Ambi Charging Handle - ZEROED Linear Compensator .308 Win - Platform: Mk3 - Caliber: .308 WIN - Operating System: Direct Impingement - Barrel Length: 12.5 - Barrel Twist: 1:10 - Barrel Contour: MT - Barrel Material: 4140CM SBN - Muzzle Device: CMMG ZEROED Linear Compensator - Muzzle Thread: 5/8 x 24 - Gas Port Location: Mid - Gas Block: 0.750 Non-Adjustable - Upper Receiver: Billet 7075 T6 Aluminum - Hand Guard: CMMG EML11 M-LOK - Finish: Cerakote Standard - Charging Handle: CMMG ZEROED Ambi - Weight: 5.1 lbs - Length: 22.2