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Upper Parts

Top Sellers

Forward Assist Assembly
Forward Assist Assembly
$19.99 $6.99
(5)
Davidson Defense Stripped Upper with M4 Feedramps - 7075 T6 Aluminum
Davidson Defense Stripped Upper with M4 Feedramps - 7075 T6 Aluminum
$129.99 $39.99
Recoil Technologies AR-15 Ejection Port Door, Rod and Spring
Recoil Technologies AR-15 Ejection Port Door, Rod and Spring
$9.99 $4.99
(7)
Anderson Mfg. AR-15 .450 Bushmaster/.458 SOCOM AM-15 XL Anodized Stripped Upper Receiver
Anderson Mfg. AR-15 .450 Bushmaster/.458 SOCOM AM-15 XL Anodized Stripped Upper Receiver
$69.99 $49.99
Davidson Defense Forward Assist Assembly AR-15
Davidson Defense Forward Assist Assembly AR-15
$19.99 $7.99
(22)
Spraypaint/Cerakote Ready AR-15 Mil-Spec Stripped Upper Receiver
Spraypaint/Cerakote Ready AR-15 Mil-Spec Stripped Upper Receiver
$49.99 $34.99
KAK Industry
KAK Industry "Panther" 5/8x24 Multi-Port Compensator
$19.99 $12.99
LR-308 Ejection Port Door Assembly
LR-308 Ejection Port Door Assembly
$10.99 $5.99
Lakota Ops 15
Lakota Ops 15" "Protector" M-Lok Freefloat Handguard, Trapezoid Cuts W/Anti-Rotation Tabs
$109.99 $59.99
Davidson Defense
Davidson Defense "Vertex" Enhanced Pistol Caliber AR-15 Billet Upper Receiver
$79.99 $56.99
United Tactical Mid-Length Gas Tube/ .750 Gas Block Assembly
United Tactical Mid-Length Gas Tube/ .750 Gas Block Assembly
$24.99 $11.99
Delta Deals AR-15 Custom Engraved KAK Industries Dust Door - 5.56 NATO
Delta Deals AR-15 Custom Engraved KAK Industries Dust Door - 5.56 NATO
$24.99 $9.99
Davidson Defense AR-15 'Side-Car' Side Charging Billet Upper Receiver - Anodized
Davidson Defense AR-15 'Side-Car' Side Charging Billet Upper Receiver - Anodized
$74.99 $54.99
Heavy Duty Mil-Spec Buffer Tube Kit With Ambi Sling End Plate
Heavy Duty Mil-Spec Buffer Tube Kit With Ambi Sling End Plate
$84.99 $34.99
United Tactical Rifle Gas Tube/ .750 Gas Block Assembly
United Tactical Rifle Gas Tube/ .750 Gas Block Assembly
$24.99 $11.99
Gauntlet Arms
Gauntlet Arms "Crown Series" 17" M-Lok AR-15 Handguard
$179.99 $54.99
(1)

Manufacturer

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  3. AR-15 / AR-10 Parts and Accessories
  4. Upper Parts
  • Stripped Uppers Stripped Uppers
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  • Barrels Barrels
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  • Charging Handles Charging Handles
  • Ejection Port Doors Ejection Port Doors
  • Forward Assist Forward Assist
  • AR-15 Side Charging Upper and Parts AR-15 Side Charging Upper and Parts

Products [318]

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Forward Assist Assembly
Forward Assist Assembly
(5)
$19.99 $6.99 Sale
In Stock
Add To Cart
Ejection Port Cover Assembly
Ejection Port Cover Assembly
(7)
$14.95 $10.99 Sale
In Stock
Add To Cart
Davidson Defense Stripped Upper with M4 Feedramps - 7075 T6 Aluminum
Davidson Defense Stripped Upper with M4 Feedramps - 7075 T6 Aluminum
$129.99 $39.99 Sale
In Stock
Add To Cart
Omega Manufacturing Forward Assist Assembly - AR-15 M16 M4
Omega Manufacturing Forward Assist Assembly - AR-15 M16 M4
(7)
$19.99 $12.99 Sale
In Stock
Add To Cart
Recoil Technologies AR-15 Ejection Port Door, Rod and Spring
Recoil Technologies AR-15 Ejection Port Door, Rod and Spring
(7)
$9.99 $4.99 Sale
In Stock
Add To Cart
Davidson Defense Forward Assist Assembly AR-15
Davidson Defense Forward Assist Assembly AR-15
(22)
$19.99 $7.99 Sale
In Stock
Add To Cart
Stainless Steel Crush Washer, Fits 1/2
Stainless Steel Crush Washer, Fits 1/2" Threaded barrels AR-15
(1)
$2.99 $1.99 Sale
In Stock
Add To Cart
Midwest Industries .30 Caliber Blast Diverter Steel Parkerized
Midwest Industries .30 Caliber Blast Diverter Steel Parkerized
(1)
$38.99 $36.99 Sale
In Stock
Select Options
LR-308 Ejection Port Door Assembly
LR-308 Ejection Port Door Assembly
$10.99 $5.99 Sale
In Stock
Add To Cart
Recoil Technologies 9mm Flash Hider A2 Bird Cage 1/2x36
Recoil Technologies 9mm Flash Hider A2 Bird Cage 1/2x36
$19.99 $9.99 Sale
In Stock
Select Options
Strike Industries AR Enhanced Ultimate Dust Cover .223 Standard - Black
Strike Industries AR Enhanced Ultimate Dust Cover .223 Standard - Black
$19.99 $16.99 Sale
In Stock
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Strike Industries AR Enhanced Ultimate Dust Cover 223 Flag Ver2 - Black
Strike Industries AR Enhanced Ultimate Dust Cover 223 Flag Ver2 - Black
$17.99 $16.99 Sale
In Stock
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CMMG 9MM Ejection Port Cover Kit
CMMG 9MM Ejection Port Cover Kit
$15.99 $14.99 Sale
In Stock
Add To Cart
Aero Precision AR-15 Stripped Upper Receiver No Forward Assist
Aero Precision AR-15 Stripped Upper Receiver No Forward Assist
$94.99 $80.99 Sale
In Stock
Add To Cart
Heavy Duty Mil-Spec Buffer Tube Kit With Ambi Sling End Plate
Heavy Duty Mil-Spec Buffer Tube Kit With Ambi Sling End Plate
$84.99 $34.99 Sale
In Stock
Add To Cart
Recoil Technologies
Recoil Technologies "Luchs" .223/5.56 1/2x28 TPI Linear Muzzle Brake Nitride - Made In USA
$49.99 $19.99 Sale
In Stock
Select Options
Aero Precision LR-308 M5 .308 Stripped Upper Receiver (Fits: DPMS High Height Handguards)
Aero Precision LR-308 M5 .308 Stripped Upper Receiver (Fits: DPMS High Height Handguards)
$149.99 $127.99 Sale
In Stock
Add To Cart
United Defense Ind. Stainless Steel AR-15 Forward Assist - USA Made
United Defense Ind. Stainless Steel AR-15 Forward Assist - USA Made
$14.99 $10.99 Sale
In Stock
Add To Cart
Davidson Defense Black Diamond Series AR-15 Billet Upper Receiver No Forward Assist - USA Made
Davidson Defense Black Diamond Series AR-15 Billet Upper Receiver No Forward Assist - USA Made
(5)
$79.99 $54.99 Sale
In Stock
Add To Cart
Recoil Technologies Timing Plug for Side-Charging Upper Receiver Assembly
Recoil Technologies Timing Plug for Side-Charging Upper Receiver Assembly
$14.99 $12.99 Sale
In Stock
Add To Cart
Heavy Duty Steel AR-15 Golf Ball Launcher
Heavy Duty Steel AR-15 Golf Ball Launcher
$39.99 $29.99 Sale
In Stock
Add To Cart
Aero Precision AR-15 Assembled Upper Receiver No Forward Assist
Aero Precision AR-15 Assembled Upper Receiver No Forward Assist
$104.99 $89.99 Sale
In Stock
Add To Cart
Davidson Defense AR-15 Stripped Upper Receiver No Forward Assist & No Dust cover - 7075 T6 Aluminum
Davidson Defense AR-15 Stripped Upper Receiver No Forward Assist & No Dust cover - 7075 T6 Aluminum
$92.99 $79.99 Sale
Out of Stock
Add To Cart
Aero Precision M4E1 Threaded Stripped Upper Receiver - FDE Cerakote
Aero Precision M4E1 Threaded Stripped Upper Receiver - FDE Cerakote
$124.99 $110.99 Sale
In Stock
Add To Cart
1 2 3 4 5 6 7 ...14 Next Page View All

MMC Armory AR-15/LR-308/AR-10 Uppers and Upper Parts offer a wide variety of upper receivers, dust covers, forward assist buttons, barrels, handguards and more. We've got everything you need to build that retro carry handle rifle as well as modern flat top receivers. We also have several choices that will give your build the look and feel of something highly customized. Some of the manufacturers offered are Faxon, Strike Industries, Aero Precision, Odin Works, Unique ARs, Guntec, Fail Zero, Fortis, and many more. With a huge variety of caliber options such as .223 Wylde, 5.56 NATO, .224 Valkyrie, 300 Legend, .458 SOCOM, 12.7x42 (.50 Beowulf), .450 Bushmaster, 9mm, 7.62x39, 300 Blackout (AAC), 6.5 Creedmoor, 6.5 Gendel, 45 ACP, and .243 WIN, there is something for everyone.
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