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| Best Seller  | CMMG 5.7X28mm Banshee Upper Group Receiver 5in Midnight Bronze 57BBCF0-MB CMMG 5.7X28mm Banshee Upper Group Receiver 5in Midnight Bronze 57BBCF0-MB. 7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance and low recoil 5.7x28 excels at closer ranges while still providing ideal... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 5in Coyote Tan 57BBCF0-CT CMMG 5.7X28mm Banshee Upper Group Receiver 5in Coyote Tan 57BBCF0-CT. 7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance and low recoil 5.7x28 excels at closer ranges while still providing ideal... ... more | FREE shipping go to store |
| Best Seller  | 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... ... more
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... | go to store |
 | CMMG AR-15 Banshee 100 Mk4 Pistol Upper Receiver Assembly 22 Long Rifle 4.5" Barrel M-LOK Handguard 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... ... more
CMMG AR-15 Banshee 100 Mk4 Pistol Upper Receiver Assembly 22 Long Rifle 4.5" Barrel M-LOK Handguard 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... | go to store |
 | CMMG Mk57 Rimfire Conversion Kit AR-15 with Magazine 22 Long Rifle Stainless Steel Please note: this kit only works with CMMG 5.7 uppers. It won't fit 223 or 5.56mm uppers. Only purchase this upper if you plan to use it in a CMMG Mk57 upper chambered in 5.7x28mm! Easily convert your CMMG 5.7x28mm Upper Receiver Group into a .22LR in... ... more
CMMG Mk57 Rimfire Conversion Kit AR-15 with Magazine 22 Long Rifle Stainless Steel Please note: this kit only works with CMMG 5.7 uppers. It won't fit 223 or 5.56mm uppers. Only purchase this upper if you plan to use it in a CMMG Mk57 upper chambered in 5.7x28mm! Easily convert your CMMG 5.7x28mm Upper Receiver Group into a .22LR in... | go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 5in Titanium 57BBCF0-TI CMMG 5.7X28mm Banshee Upper Group Receiver 5in Titanium 57BBCF0-TI. 7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance and low recoil 5.7x28 excels at closer ranges while still providing ideal penetration.... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 5in Tungsten 57BBCF0-TNG CMMG 5.7X28mm Banshee Upper Group Receiver 5in Tungsten 57BBCF0-TNG. 7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance and low recoil 5.7x28 excels at closer ranges while still providing ideal... ... more | FREE shipping go to store |
 | CMMG Banshee Upper Receiver Group 5.7x28mm 5in Armor Black 57BBCF0-AB CMMG Banshee Upper Receiver Group 5.7x28mm 5in Armor Black 57BBCF0-AB. With incredibly flat shooting performance and low recoil caliber excels at closer ranges while still providing ideal penetration. Equipped with a 5 barrel this is the most compact... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 8in Titanium 57B88BD-TI CMMG 5.7X28mm Banshee Upper Group Receiver 8in Titanium 57B88BD-TI. 7x28mm has quickly become one of the most popular chamberings in the PDW space. With the 8 BANSHEE upper group you can build the PDW AR15 of your dreams. Compatible with either CMMG... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 5.7x28mm 6.5in 1-9 Twist 1/2x28 Thread Zeroed Linear Compensator Charcoal Green 57BA8AE-CG. 7x28mm personal defense cartridge has found home with the purposefully designed 6.5 DISSENT upper group. This DISSENT upper group... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 8in Sniper Grey 57B88BD-SG CMMG 5.7X28mm Banshee Upper Group Receiver 8in Sniper Grey 57B88BD-SG. 7x28mm has quickly become one of the most popular chamberings in the PDW space. With the 8 BANSHEE upper group you can build the PDW AR15 of your dreams. Compatible with either CMMG... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 5.7x28mm 6.5in 1-9 Twist 1/2x28 Thread Zeroed Linear Compensator Armor Black 57BA8AE-AB. 7x28mm personal defense cartridge has found home with the purposefully designed 6.5 DISSENT upper group. This DISSENT upper group comes... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 8in Tungsten 57B88BD-TNG CMMG 5.7X28mm Banshee Upper Group Receiver 8in Tungsten 57B88BD-TNG. 7x28mm has quickly become one of the most popular chamberings in the PDW space. With the 8 BANSHEE upper group you can build the PDW AR15 of your dreams. Compatible with either CMMG... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 5.7x28mm 6.5in 1-9 Twist 1/2x28 Thread Zeroed Linear Compensator Midnight Bronze 57BA8AE-MB. 7x28mm personal defense cartridge has found home with the purposefully designed 6.5 DISSENT upper group. This DISSENT upper group... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 5.7x28mm 6.5in 1-9 Twist 1/2x28 Thread Zeroed Linear Compensator Tungsten 57BA8AE-TNG. 7x28mm personal defense cartridge has found home with the purposefully designed 6.5 DISSENT upper group. This DISSENT upper group comes... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 5.7x28mm 6.5in 1-9 Twist 1/2x28 Thread Zeroed Linear Compensator Titanium 57BA8AE-TI. 7x28mm personal defense cartridge has found home with the purposefully designed 6.5 DISSENT upper group. This DISSENT upper group comes... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 5.7x28mm 6.5in 1-9 Twist 1/2x28 Thread Zeroed Linear Compensator Sniper Grey 57BA8AE-SG. 7x28mm personal defense cartridge has found home with the purposefully designed 6.5 DISSENT upper group. This DISSENT upper group comes... ... more | FREE shipping go to store |
 | CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Titanium 57B40E4-TI CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Titanium 57B40E4-TI. 7x28mm have become a big thing in the last few years and if youre looking for PDW ballistics and the classic style and balance of a carbine then youre in luck. Combine this... ... more | FREE shipping go to store |
 | CMMG Resolute Upper Receiver Group 5.7x28mm 16.1in Armor Black 57B40E4-AB CMMG Resolute Upper Receiver Group 5.7x28mm 16.1in Armor Black 57B40E4-AB. Combine this RESOLUTE Upper Group with either our Mk57 Lower or a standard AR15 lower group and CMMGs 5.7 AR Conversion Magazines and youll be ready to hit the range... ... more | FREE shipping go to store |
 | CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Midnight Bronze 57B40E4-MB CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Midnight Bronze 57B40E4-MB. 7x28mm have become a big thing in the last few years and if youre looking for PDW ballistics and the classic style and balance of a carbine then youre in luck. Combine... ... more | FREE shipping go to store |
 | CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Coyote Tan 57B40E4-CT CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Coyote Tan 57B40E4-CT. 7x28mm have become a big thing in the last few years and if youre looking for PDW ballistics and the classic style and balance of a carbine then youre in luck. Combine this... ... more | FREE shipping go to store |
 | CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Tungsten 57B40E4-TNG CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Tungsten 57B40E4-TNG. 7x28mm have become a big thing in the last few years and if youre looking for PDW ballistics and the classic style and balance of a carbine then youre in luck. Combine this... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 8in Charcoal Green 57B88BD-CG CMMG 5.7X28mm Banshee Upper Group Receiver 8in Charcoal Green 57B88BD-CG. 7x28mm has quickly become one of the most popular chamberings in the PDW space. With the 8 BANSHEE upper group you can build the PDW AR15 of your dreams. Compatible with either... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 5in Sniper Grey 57BBCF0-SG CMMG 5.7X28mm Banshee Upper Group Receiver 5in Sniper Grey 57BBCF0-SG. 7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance and low recoil 5.7x28 excels at closer ranges while still providing ideal... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 8in Midnight Bronze 57B88BD-MB CMMG 5.7X28mm Banshee Upper Group Receiver 8in Midnight Bronze 57B88BD-MB. 7x28mm has quickly become one of the most popular chamberings in the PDW space. With the 8 BANSHEE upper group you can build the PDW AR15 of your dreams. Compatible with either... ... more | FREE shipping go to store |
 | CMMG Banshee Upper Receiver Group 5.7x28mm 8in Armor Black 57B88BD-AB CMMG Banshee Upper Receiver Group 5.7x28mm 8in Armor Black 57B88BD-AB. With incredibly flat shooting performance and low recoil caliber excels at closer ranges while still providing ideal penetration. Equipped with a 5 barrel this is the most compact... ... more | FREE shipping go to store |
 | CMMG 5.7X28mm Banshee Upper Group Receiver 8in Coyote Tan 57B88BD-CT CMMG 5.7X28mm Banshee Upper Group Receiver 8in Coyote Tan 57B88BD-CT. 7x28mm has quickly become one of the most popular chamberings in the PDW space. With the 8 BANSHEE upper group you can build the PDW AR15 of your dreams. Compatible with either CMMG... ... more | FREE shipping go to store |
 | CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Charcoal Green 57B40E4-CG CMMG Mk4 5.7X28mm Resolute Upper Group Receiver 16.1in Charcoal Green 57B40E4-CG. 7x28mm have become a big thing in the last few years and if youre looking for PDW ballistics and the classic style and balance of a carbine then youre in luck. Combine... ... more | FREE shipping go to store |
 | CMMG MkG .45 ACP Banshee Upper Group Receiver 5in Charcoal Green 45B699C-CG CMMG MkG .45 ACP Banshee Upper Group Receiver 5in Charcoal Green 45B699C-CG. Ready to pair out of the box with an existing or new MkG lower group this upper is the piece you need to build the ultimate fun-sized AR pistol or SBR. Specifications for CMMG... ... more | FREE shipping go to store |
 | CMMG MkGs .40 S&W Banshee Upper Group Receiver 5in Charcoal Green 40B51A3-CG CMMG MkGs .40 S&W Banshee Upper Group Receiver 5in Charcoal Green 40B51A3-CG. 40 S&W has proven itself to be an incredibly capable round. Now anyone looking to build a powerful and ultra-compact .40 S&W personal defense weapon can in no time. Simply... ... more | FREE shipping go to store |
 | CMMG Mk3 .308WIN Banshee Upper Group Receiver 12.5in Charcoal Green 38B92D0-CG CMMG Mk3 .308WIN Banshee Upper Group Receiver 12.5in Charcoal Green 38B92D0-CG. 308 Win carbine with the RESOLUTE Mk3 upper group. Combining heavy hitting performance with styling in a league of its own there is no doubt that this upper will set your... ... more | FREE shipping go to store |
 | CMMG Mk4 5.56X45mm NATO Banshee Upper Group Receiver 10.5in Charcoal Green 55B8D53-CG CMMG Mk4 5.56X45mm NATO Banshee Upper Group Receiver 10.5in Charcoal Green 55B8D53-CG. 5 this is the shortest 5.56mm upper group CMMG offers. Great for anyone looking to build an ultra-compact AR15 thats lightweight and perfectly sized to go anywhere.... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 5.7x28mm 6.5in 1-9 Twist 1/2x28 Thread Zeroed Linear Compensator Coyote Tan 57BA8AE-CT. 7x28mm personal defense cartridge has found home with the purposefully designed 6.5 DISSENT upper group. This DISSENT upper group comes... ... more | FREE shipping go to store |
 | CMMG Mk4 .22LR Banshee Upper Group Receiver 4.5in Coyote Tan 22B5BD4-CT CMMG Mk4 .22LR Banshee Upper Group Receiver 4.5in Coyote Tan 22B5BD4-CT. 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... ... more | FREE shipping go to store |
 | CMMG Mk4 .22LR Banshee Upper Group Receiver 4.5in Titanium 22B5BD4-TI CMMG Mk4 .22LR Banshee Upper Group Receiver 4.5in Titanium 22B5BD4-TI. 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... ... more | FREE shipping go to store |
 | CMMG Mkg Banshee Upper Receiver Group .45 ACP 5in Armor Black 45B699C-AB CMMG Mkg Banshee Upper Receiver Group .45 ACP 5in Armor Black 45B699C-AB. Ready to pair out of the box with an existing or new MkG lower group this upper is the piece you need to build the ultimate fun-sized AR pistol or SBR. Specifications for CMMG... ... more | FREE shipping go to store |
 | CMMG Banshee Upper Receiver Group 9mm 5in Armor Black 99B17FD-AB CMMG Banshee Upper Receiver Group 9mm 5in Armor Black 99B17FD-AB. With incredibly flat shooting performance and low recoil caliber excels at closer ranges while still providing ideal penetration. Equipped with a 5 barrel this is the most compact upper... ... more | FREE shipping go to store |
 | CMMG MkG .45 ACP Banshee Upper Group Receiver 5in Coyote Tan 45B699C-CT CMMG MkG .45 ACP Banshee Upper Group Receiver 5in Coyote Tan 45B699C-CT. Ready to pair out of the box with an existing or new MkG lower group this upper is the piece you need to build the ultimate fun-sized AR pistol or SBR. Specifications for CMMG MkG... ... more | FREE shipping go to store |
 | CMMG MkG .45 ACP Banshee Upper Group Receiver 5in Titanium 45B699C-TI CMMG MkG .45 ACP Banshee Upper Group Receiver 5in Titanium 45B699C-TI. Ready to pair out of the box with an existing or new MkG lower group this upper is the piece you need to build the ultimate fun-sized AR pistol or SBR. Specifications for CMMG MkG... ... more | FREE shipping go to store |
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