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AR15 Complete Uppers

Looking for AR15 Complete Uppers? We have thousands of rifles, handguns, and shotguns in stock. If you don't find what you are looking for on this page, check out the categories listed on the left side for more guns, ammo, and accessories.

Check out our handgun, rifle, shotgun, and rimfire ammunition categories. We have ammunition for just about every gun you have ever heard of and some you may not have. We sell all of our ammunition at the lowest possible price and because we have several warehouses, we have many times the inventory of any other retailer. When others run out, you'll find what you need at Cheaper Than Dirt!

RG UPPER AR15 16  M4 A3 COMPLETE
8-RG-10001
$431.94
IN STOCK at Warehouse
8
Yankee Hill Machine Complete AR-15 Lower Receiver Multi Caliber Aluminum Black Finish YHM128
7-GYHM128
$295.40
IN STOCK at Warehouse
7
AR-15 Custom 9x19mm Complete Upper 16  Stainless Barrel With Bolt and Charging Handle Optic Ready
ARR-642
$499.97
IN STOCK at Warehouse
1
CMMG AR-15 Complete Upper Assembly .300 AAC Blackout 16  Barrel A2 Front Sight M4 Handguards Black Finish 30BF8C0
9-80611
$595.85
IN STOCK at Warehouses
2,4,9
CMMG AR-15 Complete Upper Assembly .300 AAC Blackout 16  Barrel A2 Front Sight M4 Handguards Black Finish 30BF8C0
2-CMMG30BF8C0
$545.97
IN STOCK at Warehouses
2,4,9
CMMG AR-15 Complete Upper Assembly .300 AAC Blackout 16  Barrel A2 Front Sight M4 Handguards Black Finish 30BF8C0
76161
$544.59
IN STOCK at Warehouses
2,4,9
IOSSO Products AR-15 Complete Rifle Cleaning Kit 19515
8-IOSSO-19515
$39.12
IN STOCK at Warehouse
8
American Tactical Imports AR-15 Complete Upper Assembly .22 LR 16.1  Barrel Quad Rail Rear Sight Vertical Grip Black Finish ATIM42228T
3-0409320
$327.01
IN STOCK at Warehouse
3
JSE AR-15 5.56 Complete 16  A3 Upper With Adams Arms Gas Piston 1:9  Twist HBAR Barrel
ARR-630
$699.97
IN STOCK at Warehouse
1
JSE AR-15 5.56 Complete 16  M4 Upper With Adams Arms Gas Piston 1:9  Twist Civilian M4 Barrel
ARR-631
$719.97
IN STOCK at Warehouse
1
YHM AR-15 Bolt and Carrier Assembly Group .223 Rem/5.56 NATO BCG YHM-BCBT-556
7-YHMBCBT556
$117.12
IN STOCK at Warehouse
7
Black Rain AR-15 Complete Bolt Carrier Group Nickel Boron Plated Engraved Biohazard Symbol BRO-BCG
2-BRO-BCG
$204.32
IN STOCK at Warehouse
2
Spike's Tactical AR-15 Complete Upper Flat Top Black 7075 T6 Aluminum SFT50M4
2-SPKSFT50M4
$102.65
IN STOCK at Warehouse
2
Anderson MFG. AR-15 Anodized Stripped Upper Receiver .223/5.56 NATO
8-AM-AR15A3UPFOR
$63.89
IN STOCK at Warehouse
8
Advanced Armament Corporation AR-15 Complete Upper Receiver .223 Rem/5.56 NATO 16  Barrel KAC URX Rail Black 102780
7-102780
$974.16
IN STOCK at Warehouse
7
CMMG Mk4 AR-15 Upper Assembly Flat Top Aluminum Black 55BA22C
2-CMMG55BA22C
$96.40
IN STOCK at Warehouses
2,7
CMMG Mk4 AR-15 Upper Assembly Flat Top Aluminum Black 55BA22C
7-55BA22C
$102.84
IN STOCK at Warehouses
2,7
Yankee Hill Machine Complete Black Diamond Specter XL AR-15 Upper 6.8mm SPC 16  Barrel 1/10 Twist Flip Up Sights Free Float Quad Rail Black Finish YHM-7820-68
7-YHM782068
$902.10
IN STOCK at Warehouse
7
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
6-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
10-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
11-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
12-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Stag Arms AR-15 Semi Automatic Complete Lower Receiver Mil Spec 6 Position Stock Black TACTLOWER
3-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
AAC AR-15 Complete Upper Assembly .300 BLK 16  Barrel 1:7 Twist KAC URX Rail BLACKOUT Flash Hider Black 101716
3-0406442
$979.03
IN STOCK at Warehouses
2,3
AR-15 5.56 Complete Upper Assembly Flattop  20  Rifle 1:9  Twist Chrome Moly HBAR Barrel  Standard Handguard UK20DTIHMGB
ARR-633
$499.97
IN STOCK at Warehouse
1
AR-15 9x19mm Bolt Assembly Ramped Bottom Phosphate Coated
ARR-9441
$199.97
IN STOCK at Warehouse
1
American Tactical Imports M4-22 AR-15 Complete Upper Assembly .22 LR 28 Round Magazine Flat Top M4 Profile Barrel Black 8ATIM42228
3-0409319
$308.52
IN STOCK at Warehouse
3
Plinker Tactical SBR AR-15 Complete Upper Assembly .22 Long Rifle 12.5  Standard Profile Barrel Aluminum Quad Rail Matte Black Finish PAUP10RD604
3-0406461
$384.85
IN STOCK at Warehouses
3,6
Plinker Tactical SBR AR-15 Complete Upper Assembly .22 Long Rifle 12.5  Standard Profile Barrel Aluminum Quad Rail Matte Black Finish PAUP10RD604
6-0406461
$384.85
IN STOCK at Warehouses
3,6
DELTON complete AR-15 Upper With M4 Feed Ramps UR1022
7-UR1022
$89.64
IN STOCK at Warehouse
7
Del-Ton AR-15 .223Rem/5.56 NATO 16  Barrel Complete Upper A3 Flat Top Pre Ban
7-DT1009
$419.98
IN STOCK at Warehouses
1,7
Del-Ton AR-15 .223Rem/5.56 NATO Complete Upper 20  Barrel A3 Flat Top Pre Ban
7-DT1013
$407.33
IN STOCK at Warehouse
7
Del-Ton AR-15 .223rem/5.56 NATO Complete Upper 16  Barrel A3 Mid Length Pre Ban
7-DT1023
$407.33
IN STOCK at Warehouses
1,7
DS Arms ZM4R AR-15 Complete Lower Receiver Multi Caliber 6 Position Collapsible Stock Black ZM4R8988-A
2-DSAZM4R8988-A
$204.40
IN STOCK at Warehouse
2
Black Dawn AR-15 Complete Upper 5.56 NATO 16  Barrel Magpul MOE Handguard with BCG and Charging Handle BDR-MUPC
9-100910
$638.63
IN STOCK at Warehouse
9
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
6-0137421
$256.59
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
7-G55CA360
$251.14
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
86229
$245.49
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
9-89729
$248.16
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
10-0137421
$256.59
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
11-0137421
$256.59
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
12-0137421
$256.59
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
2-CMMG55CA360
$256.85
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
CMMG AR-15 Complete Semi Auto Lower Assembly Mil-Spec Buffer Tube 6 Position Stock Black Finish 55CA360
3-0137421
$256.59
IN STOCK at Warehouses
10,11,12,2,3,4,6,7,8
Bushmaster AR-15 Lower Reciever 6 Position Collapsible Stock A2 Grip Aluminum Black 92952
12-0135831
$319.36
IN STOCK at Warehouses
12,3,8
Bushmaster AR-15 Lower Reciever 6 Position Collapsible Stock A2 Grip Aluminum Black 92952
3-0135831
$319.36
IN STOCK at Warehouses
12,3,8
Bushmaster AR-15 Lower Reciever 6 Position Collapsible Stock A2 Grip Aluminum Black 92952
8-BF-92952
$311.54
IN STOCK at Warehouses
12,3,8
Plinker Tactical M4 AR-15 Complete Upper Assembly .22 Long Rifle 16.25  M4 Profile Barrel Aluminum Quad Rail Matte Black Finish PAUP25RD502
7-PAUP25RD502
$388.55
IN STOCK at Warehouse
7
Plinker Tactical M4 AR-15 Complete Upper Assembly .22 Long Rifle 16.25  M4 Profile Barrel Aluminum Quad Rail Matte Black Finish PAUP25RD502
3-0406459
$384.85
IN STOCK at Warehouses
3,6
Plinker Tactical M4 AR-15 Complete Upper Assembly .22 Long Rifle 16.25  M4 Profile Barrel Aluminum Quad Rail Matte Black Finish PAUP25RD502
6-0406459
$384.85
IN STOCK at Warehouses
3,6
Plinker Tactical AR-15 Complete Upper Assembly .22 Long Rifle 16.25  Match Grade Bull Barrel Crown/Taper Aluminum Quad Rail Matte Black Finish PAUP25RD503
3-0406460
$410.27
IN STOCK at Warehouses
3,6,7
Plinker Tactical AR-15 Complete Upper Assembly .22 Long Rifle 16.25  Match Grade Bull Barrel Crown/Taper Aluminum Quad Rail Matte Black Finish PAUP25RD503
7-PAUP25RD503
$414.54
IN STOCK at Warehouses
3,6,7
Plinker Tactical AR-15 Complete Upper Assembly .22 Long Rifle 16.25  Match Grade Bull Barrel Crown/Taper Aluminum Quad Rail Matte Black Finish PAUP25RD503
6-0406460
$410.27
IN STOCK at Warehouses
3,6,7
Plinker Tactical M4 AR-15 Complete Upper Assembly .22 Long Rifle 16.25  M4 Profile Barrel Aluminum Quad Rail Matte Black Finish PAUP10RD605
6-0406462
$384.85
IN STOCK at Warehouse
6
AR-15 5.56 Optics Ready Upper Assembly with 16 1:9  Twist  HBAR Barrel, Railed Gas Block, Bolt Carrier Group and Charging Handle
ARR-632
$449.97
IN STOCK at Warehouse
1
Bushmaster AR-15 Complete Lower Receiver Standard Trigger ACE Skeleton Rifle Stock Aluminum Black 92960
10-0135835
$366.83
IN STOCK at Warehouses
10,12,3,8
Del-Ton AR-15 Complete Forged Lower Receiver with A2 Grip and Six Position Collapsible Stock Aluminum Black LR102T
7-GLR102T
$226.45
IN STOCK at Warehouse
7
Del-Ton AR-15 Complete Forged Lower Receiver with A2 Stock/Grip Aluminum Black LR102-F
7-GLR102F
$226.45
IN STOCK at Warehouse
7
Windham Weaponry 16” M4 Profile AR-15 Upper Receiver, Complete, Flat Top
2-WWUR16M4LHB
$488.78
IN STOCK at Warehouse
2
CMMG AR-15 Mk4 3 Gun Complete Upper 5.56 NATO 18  Medium Weight Barrel KeyMod Hand Guard Forged 7075-T6 Aluminum Black 55B66C7
8-CMMG-55B66C7
$719.19
IN STOCK at Warehouse
8
Midwest Industries AR-15 Complete Forged Upper Receiver Aluminum Black MI-FCU
2-MWMI-FCU
$107.20
IN STOCK at Warehouse
2
SIG Sauer Complete 556 Lower AR15 Magazine Compatible Swiss Side Folding LWR-ASSY-556-US
9-110080
$323.00
IN STOCK at Warehouse
9
Wheeler Delta Series AR-15 Armorer's Professional Kit 19 Piece 156555
7-156555
$150.65
IN STOCK at Warehouses
11,12,2,3,4,6,7,8,9
Wheeler Delta Series AR-15 Armorer's Professional Kit 19 Piece 156555
85624
$146.26
IN STOCK at Warehouses
11,12,2,3,4,6,7,8,9
Wheeler Delta Series AR-15 Armorer's Professional Kit 19 Piece 156555
6-1030385
$185.62
IN STOCK at Warehouses
11,12,2,3,4,6,7,8,9
Bushmaster 24  Varmiter Upper Reciever Barrel Assembly AR-15 5.56 NATO/.223 Rem Fluted Freefloat Risers 92820
12-0409318
$606.28
IN STOCK at Warehouses
12,3
Bushmaster 24  Varmiter Upper Reciever Barrel Assembly AR-15 5.56 NATO/.223 Rem Fluted Freefloat Risers 92820
3-0409318
$606.28
IN STOCK at Warehouses
12,3
CMMG AR-15 Complete Upper Assembly 9mm Luger 16  M4 Barrel 1:10 Twist Flat Top Receiver A2 Front Sight Black WASP Finish
2-CMMG90B1AA2
$615.65
IN STOCK at Warehouse
2
AAC AR-15 Complete Upper Assembly .300 AAC Blackout 16  Nitride Barrel Knight's Armament Quad Rail AAC 51-T Flash Hider Black Finish 101716
76289
$974.16
IN STOCK at Warehouse
4
 
 
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