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| Best Seller  | CMMG Mk3 Upper Receiver Assembly .308 Armor Black 38BA22E-AB CMMG Mk3 Upper Receiver Assembly .308 Armor Black 38BA22E-AB. 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. Specifications for CMMG Mk3 Upper Receiver Assembly:... ... 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 |
| Best Seller  | CMMG AR-15 100 Series Resolute Upper Receiver Assembly 6mm ARC 20" Barrel EML M-LOK Handguard CMMG’s Resolute is engineered with purpose for those who refuse to compromise on quality. The Resolute features a medium tapered barrel designed for balance, accuracy and maneuverability. The Resolute offers an Aluminum upper receiver assembly with a... ... more
CMMG AR-15 100 Series Resolute Upper Receiver Assembly 6mm ARC 20" Barrel EML M-LOK Handguard CMMG’s Resolute is engineered with purpose for those who refuse to compromise on quality. The Resolute features a medium tapered barrel designed for balance, accuracy and maneuverability. The Resolute offers an Aluminum upper receiver assembly with a... | go to store |
 | CMMG FourSix Magazine Mk4 AR-15 4.6x30mm Polymer Black The CMMG FourSix Magazine is designed exclusively to feed the 4.6x30mm cartridge. Designed to seat into a standard AR15-sized magwell in order to feed the CMMG FourSix upper receiver along with either a CMMG Mk4, or other AR15 lower group of your... ... more
CMMG FourSix Magazine Mk4 AR-15 4.6x30mm Polymer Black The CMMG FourSix Magazine is designed exclusively to feed the 4.6x30mm cartridge. Designed to seat into a standard AR15-sized magwell in order to feed the CMMG FourSix upper receiver along with either a CMMG Mk4, or other AR15 lower group of your... | go to store |
 | CMMG FourSix Magazine Mk4 AR-15 4.6x30mm Polymer Black The CMMG FourSix Magazine is designed exclusively to feed the 4.6x30mm cartridge. Designed to seat into a standard AR15-sized magwell in order to feed the CMMG FourSix upper receiver along with either a CMMG Mk4, or other AR15 lower group of your... ... more
CMMG FourSix Magazine Mk4 AR-15 4.6x30mm Polymer Black The CMMG FourSix Magazine is designed exclusively to feed the 4.6x30mm cartridge. Designed to seat into a standard AR15-sized magwell in order to feed the CMMG FourSix upper receiver along with either a CMMG Mk4, or other AR15 lower group of your... | go to store |
 | Cmmg Barrel Sub-Assembly 300 Blackout - 16.1" Bbl Sub-Assy Medium Taper 1-7 5/8-24" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in .300 Blackout 16.1" Barrel Length Medium Taper Contour Carbine Gas System Length... ... more
Cmmg Barrel Sub-Assembly 300 Blackout - 16.1" Bbl Sub-Assy Medium Taper 1-7 5/8-24" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in .300 Blackout 16.1" Barrel Length Medium Taper Contour Carbine Gas System Length... | $174.99 $149.99 go to store |
 | Cmmg Barrel Sub-Assembly 308 Winchester - 12.5" Bbl Sub-Assy Mc 1-10 5/8-24" Black Nitride Perfect for building your custom MK3 upper group. Comes with a properly installed barrel extension. All barrel sub-assemblies are properly headspaced. For .308 Winchester Rifles 12.5" Barrel Length Medium Taper Contour Mid-Length Gas System 1-10 Twist... ... more
Cmmg Barrel Sub-Assembly 308 Winchester - 12.5" Bbl Sub-Assy Mc 1-10 5/8-24" Black Nitride Perfect for building your custom MK3 upper group. Comes with a properly installed barrel extension. All barrel sub-assemblies are properly headspaced. For .308 Winchester Rifles 12.5" Barrel Length Medium Taper Contour Mid-Length Gas System 1-10 Twist... | $214.99 $199.99 go to store |
 | Cmmg Barrel Sub-Assembly 5.56mm - 16.1" Bbl Sub-Assy M4 1-7 1/2-28" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in 5.56mm 16.1" Barrel Length M4 and Lightweight Tapers Carbine Gas System Length �-28... ... more
Cmmg Barrel Sub-Assembly 5.56mm - 16.1" Bbl Sub-Assy M4 1-7 1/2-28" Black Nitride Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Chambered in 5.56mm 16.1" Barrel Length M4 and Lightweight Tapers Carbine Gas System Length �-28... | $172.99 $149.99 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 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 Mkgs Banshee Upper Receiver Group .40 S&W 5in Armor Black 40B51A3-AB CMMG Mkgs Banshee Upper Receiver Group .40 S&W 5in Armor Black 40B51A3-AB. 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 pair... ... more | FREE shipping go to store |
 | CMMG Mk47 Upper Receiver Assembly Armor Black 76BA274-AB CMMG Mk47 Upper Receiver Assembly Armor Black 76BA274-AB. Specifications for CMMG Mk47 Upper Receiver Assembly: Manufacturer: CMMG Cartridge: 7.62x39mm Muzzle Device: CMMG Zeroed Muzzle Brake Finish: Cerakote Color: Armor Black Fabric/Material: Billet... ... more | FREE shipping go to store |
 | CMMG Mkg Banshee Upper Receiver Group .45 ACP 8in Armor Black 45BBF1D-AB CMMG Mkg Banshee Upper Receiver Group .45 ACP 8in Armor Black 45BBF1D-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 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 Banshee Upper Receiver Group 9mm 8in Armor Black 99B518D-AB CMMG Banshee Upper Receiver Group 9mm 8in Armor Black 99B518D-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 Mk3 Endeavor Upper Receiver Group 6.5mm Creedmoor 20in Armor Black 65B149C-AB CMMG Mk3 Endeavor Upper Receiver Group 6.5mm Creedmoor 20in Armor Black 65B149C-AB. Specifications for CMMG Mk3 Endeavor Upper Receiver Group: Manufacturer: CMMG Muzzle Device: CMMG Zeroed Muzzle Brake Color: Armor Black Gun Type: Rifle Gun Make: CMMG... ... more | FREE shipping go to store |
 | CMMG Mk3 Endeavor Upper Receiver Group 6.5mm Creedmoor 24in Armor Black 65BFACE-AB CMMG Mk3 Endeavor Upper Receiver Group 6.5mm Creedmoor 24in Armor Black 65BFACE-AB. Specifications for CMMG Mk3 Endeavor Upper Receiver Group: Manufacturer: CMMG Muzzle Device: CMMG Zeroed Muzzle Brake Color: Armor Black Gun Type: Rifle Gun Make: CMMG... ... more | FREE shipping go to store |
 | CMMG Mk4 Endeavor Upper Receiver Group 5.56x45mm NATO 18in Armor Black 55BFDAB-AB CMMG Mk4 Endeavor Upper Receiver Group 5.56x45mm NATO 18in Armor Black 55BFDAB-AB. 56mm the ENDEAVOR Mk4 Upper Group is here. Perfect for new builds or for use with an existing AR15 lower receiver this upper utilizes an 18 416 stainless steel barrel... ... more | FREE shipping go to store |
 | CMMG Mk3 Endeavor Upper Receiver Group .308 Winchester 24in Armor Black 38B4BC8-AB CMMG Mk3 Endeavor Upper Receiver Group .308 Winchester 24in Armor Black 38B4BC8-AB. Specifications for CMMG Mk3 Endeavor Upper Receiver Group: Manufacturer: CMMG Muzzle Device: CMMG Zeroed Muzzle Brake Color: Armor Black Gun Type: Rifle Gun Make: CMMG... ... more | FREE shipping go to store |
 | CMMG Mk3 Endeavor Upper Receiver Group .308 Winchester 20in Armor Black 38BDA6C-AB CMMG Mk3 Endeavor Upper Receiver Group .308 Winchester 20in Armor Black 38BDA6C-AB. Specifications for CMMG Mk3 Endeavor Upper Receiver Group: Manufacturer: CMMG Muzzle Device: CMMG Zeroed Muzzle Brake Color: Armor Black Gun Type: Rifle Gun Make: CMMG... ... more | FREE shipping go to store |
 | CMMG MkGs Resolute Upper Receiver Group .40 S&W 16.1in Armor Black 40B9894-AB CMMG MkGs Resolute Upper Receiver Group .40 S&W 16.1in Armor Black 40B9894-AB. 40 S&W. This MkGs RESOLUTE Upper Group is designed to extract the full hard-hitting performance of .40 S&W in a package thats easy to shoot with style in a class of its own.... ... more | FREE shipping go to store |
 | CMMG Mk4 Banshee Upper Receiver Group 5.56x45mm NATO 12.5in Armor Black 55BDFF4-AB CMMG Mk4 Banshee Upper Receiver Group 5.56x45mm NATO 12.5in Armor Black 55BDFF4-AB. . These AR15 Upper Receivers through the expert product professionals at CMMG are made working with dependable and efficient components in order to provide you with... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver Mk4 300BLK 6.5in 1-7 Twist 5/8x24 Thread Zeroed Linear Compensator Armor Black 30B0E67-AB. Perfect for your existing Mk4 DISSENT lower or standard AR15 lower group this upper group combines utility innovation and unmatched... ... 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 Mk4 Banshee Upper Receiver Group .22 Long Rifle 9in Armor Black 22B8F8B-AB CMMG Mk4 Banshee Upper Receiver Group .22 Long Rifle 9in Armor Black 22B8F8B-AB. 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... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver Mk4 5.56x45mm NATO 6.5in 1-7 Twist 1/2x28 Thread Zeroed Blast Compensator Armor Black 55B9331-AB. 5 this DISSENT upper group is one of the shortest 5.56mm available to date. Packing all the power of 5.56 in a platform this... ... more | FREE shipping go to store |
 | CMMG Mkgs Banshee Upper Receiver Group .40 S&W 8in Armor Black 40B735C-AB CMMG Mkgs Banshee Upper Receiver Group .40 S&W 8in Armor Black 40B735C-AB. 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 pair... ... more | FREE shipping go to store |
 | CMMG Mk10 Banshee Upper Receiver Group 10mm 8in Armor Black 10B428D-AB CMMG Mk10 Banshee Upper Receiver Group 10mm 8in Armor Black 10B428D-AB. Pair this Mk10 upper with the Mk10 lower group and all you will need from there is enough ammo to satisfy those upcoming trips to the range. All CMMG Upper Groups come complete... ... more | FREE shipping go to store |
 | CMMG Mk4 Resolute Upper Receiver Group 7.62x39mm 16.1in Armor Black 76BFCB4-AB CMMG Mk4 Resolute Upper Receiver Group 7.62x39mm 16.1in Armor Black 76BFCB4-AB. Chambered this upper group is a staple for any collection and comes ready to pair with the AR15 lower group of your choice. Specifications for CMMG Mk4 Resolute Upper... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 9mm 6.5in 1-10 Twist 1/2x28 Thread Zeroed Linear Compensator Armor Black 94B6829-AB. and when can I buy just an upper?. Well ask no further because the 9mm DISSENT upper group is here Available with a 6.5 barrel this upper... ... more | FREE shipping go to store |
 | CMMG Mk4/AR-15 Forward Assist Upper Receiver Assembly Armor Black 55BA206-AB CMMG Mk4/AR-15 Forward Assist Upper Receiver Assembly Armor Black 55BA206-AB. Specifications for CMMG Mk4/AR-15 Forward Assist Upper Receiver Assembly: Manufacturer: CMMG Color: Armor Black Finish: Cerakote Fabric/Material: Forged 7075-T6 Aluminum Gun... ... more | FREE shipping go to store |
 | CMMG Mk4 Banshee Upper Receiver Group .22 Long Rifle 4.5in Armor Black 22B5BD4-AB CMMG Mk4 Banshee Upper Receiver Group .22 Long Rifle 4.5in Armor Black 22B5BD4-AB. 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... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver Mk4 5.56x45mm NATO 10.5in 1-7 Twist 1/2x28 Thread Zeroed Blast Compensator Armor Black 55B8D86-AB. 5 DISSENT 5.56 is a ton of fun and its rowdy Now that we got that out of our system our ears quit ringing and we arent seeing... ... more | FREE shipping go to store |
 | CMMG Resolute Upper Receiver Group 9mm 16.1in Armor Black 99BE6B6-AB CMMG Resolute Upper Receiver Group 9mm 16.1in Armor Black 99BE6B6-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 Specifications... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver 9mm 10.5in 1-10 Twist 1/2x28 Thread Zeroed Linear Compensator Armor Black 99B80E4-AB. Some of you just want to be like Dirty Harry. You want your favorite handgun caliber but you want that nice longer barrel. Well wait no... ... more | FREE shipping go to store |
 | CMMG DISSENT Upper Receiver Mk4 300BLK 10.5in 1-7 Twist 5/8x24 Thread Zeroed Linear Compensator Armor Black 30BC239-AB. 5 300BLK DISSENT so we decided to take it and crank it up to 11... or how about 10.5? Giving you improved ballistics and an even... ... more | FREE shipping go to store |
 | CMMG Upper Receiver Assembly Mk3/.308WIN Sniper Grey Sniper Grey 38BA22E-SG CMMG Upper Receiver Assembly Mk3/.308WIN Sniper Grey Sniper Grey 38BA22E-SG. The CMMG Mk3 upper receiver assembly based on the DPMS LR308 gen1 high-pattern design gives shooters an AR10-style platform with the widest range of compatible parts and... ... more | FREE shipping go to store |
 | CMMG Upper Receiver Assembly Mk3/.308WIN Charcoal Green Charcoal Green 38BA22E-CG CMMG Upper Receiver Assembly Mk3/.308WIN Charcoal Green Charcoal Green 38BA22E-CG. The CMMG Mk3 upper receiver assembly based on the DPMS LR308 gen1 high-pattern design gives shooters an AR10-style platform with the widest range of compatible parts and... ... more | FREE shipping go to store |
 | CMMG Upper Receiver Assembly Mk3/.308WIN Tungsten Tungsten 38BA22E-TNG CMMG Upper Receiver Assembly Mk3/.308WIN Tungsten Tungsten 38BA22E-TNG. The CMMG Mk3 upper receiver assembly based on the DPMS LR308 gen1 high-pattern design gives shooters an AR10-style platform with the widest range of compatible parts and... ... more | FREE shipping go to store |
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