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Complete AR 15 Upper Receiver

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Need something for your AR-15 or AK-47? We have it! At Cheaper Than Dirt! We have the largest collection of accessories for your firearm. We have lights, lasers, scopes, grips, magazines, sights, and much more. You'll find everything you need. And, because we ship from several warehouses, we have the largest inventory at the lowest prices anywhere on the internet.

Yankee Hill Machine Complete AR-15 Lower Receiver Multi Caliber Aluminum Black Finish YHM128
7-GYHM128
$295.40
IN STOCK at Warehouse
7
Del-Ton AR-15 A4 Upper Receiver Parts Kit
ARR-5730
$19.97
IN STOCK at Warehouse
1
CMMG AR-10 Complete Bolt Carrier Group Mark 3 Black 38BA423
7-38BA423
$218.29
IN STOCK at Warehouses
2,7
CMMG AR-10 Complete Bolt Carrier Group Mark 3 Black 38BA423
2-CMMG38BA423
$209.28
IN STOCK at Warehouses
2,7
Spike's Tactical AR-15 Complete Upper Flat Top Black 7075 T6 Aluminum SFT50M4
2-SPKSFT50M4
$102.65
IN STOCK at Warehouse
2
Core15 AR-15 Tac III Complete Upper 16  Barrel 5.56 NATO with BCG and Midwest Industries 12  Gen 2 SS Rail Black 99056
3-0406510
$795.16
IN STOCK at Warehouse
3
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
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
DELTON complete AR-15 Upper With M4 Feed Ramps UR1022
7-UR1022
$89.64
IN STOCK at Warehouse
7
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
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
CMMG Mk4 AR-15 Upper Assembly Flat Top Aluminum Black 55BA22C
7-55BA22C
$102.84
IN STOCK at Warehouse
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
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
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
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
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
3-0129059
$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
6-0129059
$278.76
IN STOCK at Warehouses
10,11,12,3,6
Windham Weaponry 16” M4 Profile AR-15 Upper Receiver, Complete, Flat Top
2-WWUR16M4LHB
$488.78
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
Windham Weaponry AR-15 SRC Upper 16  M4 Barrel Rail Gas Block Complete with Bolt and Carrier UR16M4FTB
2-WWUR16M4FTB
$488.78
IN STOCK at Warehouse
2
Midwest Industries AR-15 Complete Forged Upper Receiver Aluminum Black MI-FCU
2-MWMI-FCU
$107.20
IN STOCK at Warehouse
2
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
IOSSO Products AR-15 Complete Rifle Cleaning Kit 19515
8-IOSSO-19515
$39.12
IN STOCK at Warehouse
8
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
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 A2 Stock and Grip Anodized Black 92958
8-BF-92958
$290.49
IN STOCK at Warehouses
4,8
Bushmaster AR-15 Complete Lower Receiver A2 Stock and Grip Anodized Black 92958
80946
$286.81
IN STOCK at Warehouses
4,8
Bushmaster AR-15 Complete Lower Receiver Ace Skeleton Stock A2 Grip Anodized Black 92960
8-BF-92960
$357.85
IN STOCK at Warehouses
10,12,3,8
Bushmaster AR-15 Complete Lower Receiver Ace Skeleton Stock A2 Grip Anodized Black 92960
12-0135835
$366.83
IN STOCK at Warehouses
10,12,3,8
Bushmaster AR-15 Complete Lower Receiver Ace Skeleton Stock A2 Grip Anodized Black 92960
3-0135835
$366.83
IN STOCK at Warehouses
10,12,3,8
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
AR-15 Complete M4 Upper 5.56 NATO Nitride Treated 1x7  Twist Barrel  F  Marked Front Sight Tower Complete Bolt Charging Handle
ARR-649
$499.97
IN STOCK at Warehouse
1
Adams Arms AR-15 Carbine Length Tactical Elite Complete Upper Assembly .223 Rem/5.56mm NATO 16  Barrel 1:7  Twist Flattop Samson Free Float Quad Rail Black UA-16-C-TE-556
6-0406479
$1,064.59
IN STOCK at Warehouses
11,2,3,6,8
Adams Arms AR-15 Carbine Length Tactical Elite Complete Upper Assembly .223 Rem/5.56mm NATO 16  Barrel 1:7  Twist Flattop Samson Free Float Quad Rail Black UA-16-C-TE-556
11-0406479
$1,064.59
IN STOCK at Warehouses
11,2,3,6,8
Adams Arms AR-15 Carbine Length Tactical Elite Complete Upper Assembly .223 Rem/5.56mm NATO 16  Barrel 1:7  Twist Flattop Samson Free Float Quad Rail Black UA-16-C-TE-556
3-0406479
$1,064.59
IN STOCK at Warehouses
11,2,3,6,8
Adams Arms AR-15 Carbine Length Tactical Evo Complete Upper Assembly .223 Rem/5.56mm NATO 16  Barrel 1:7  Twist Flattop Samson Free Float Modular Rail Black UA-16-C-TEVO-556
11-0406473
$948.70
IN STOCK at Warehouses
11,3,6
Adams Arms AR-15 Carbine Length Tactical Evo Complete Upper Assembly .223 Rem/5.56mm NATO 16  Barrel 1:7  Twist Flattop Samson Free Float Modular Rail Black UA-16-C-TEVO-556
3-0406473
$948.70
IN STOCK at Warehouses
11,3,6
Adams Arms AR-15 Carbine Length Tactical Evo Complete Upper Assembly .223 Rem/5.56mm NATO 16  Barrel 1:7  Twist Flattop Samson Free Float Modular Rail Black UA-16-C-TEVO-556
6-0406473
$948.70
IN STOCK at Warehouses
11,3,6
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
Advanced Armament Corp 5.56NATO/.223 Rem Upper Receiver 16  Barrel Quad Rail Black 102780
2-AACO102780
$954.68
IN STOCK at Warehouses
2,3,4
Advanced Armament Corp .300 AAC Blackout Upper Receiver 12.5  Barrel Quad Rail Black 102129
92693
$974.16
IN STOCK at Warehouse
4
Advanced Armament Corp 5.56NATO/.223 Rem Upper Receiver 16  Barrel Quad Rail Black 102780
3-0406515
$979.03
IN STOCK at Warehouses
2,3,4
Advanced Armament Corp 5.56NATO/.223 Rem Upper Receiver 16  Barrel Quad Rail Black 102780
92694
$974.16
IN STOCK at Warehouses
2,3,4
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
AR-15 5.56 Complete Upper Slick Side Flat Top Lo-Pro 1 in 9  M4 Barrel Railed Gas Block Standard Handguards
ARR-641
$449.97
IN STOCK at Warehouse
1
AR-15 Flat Top Standard A3 Complete Upper Receiver
ARR-970
$159.97
IN STOCK at Warehouse
1
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
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
Bushmaster AR-15 Lower Receiver Half with A2 Stock 92956
2-BM92956
$296.16
IN STOCK at Warehouses
2,4,8
Bushmaster AR-15 Lower Receiver Half with A2 Stock 92956
8-BF-92956
$290.49
IN STOCK at Warehouses
2,4,8
Bushmaster AR-15 Lower Receiver Half with A2 Stock 92956
80945
$286.81
IN STOCK at Warehouses
2,4,8
CMMG Mk4 AR-15 Complete Lower Receiver Assembly with A1 Fixed Butt Stock Black 55CA31A
7-G55CA31A
$251.14
IN STOCK at Warehouse
7
Adams Arms AR-15 Mid-Length Gas Piston Complete Upper Assembly .223 Rem/5.56mm NATO 14.5  Pinned Barrel 1:7  Twist Rate Flattop Upper Receiver M4 Handguards Melonite Finish Black UA-14.5-M-B-556-MFH
11-0406466
$814.95
IN STOCK at Warehouses
11,3,6
Adams Arms AR-15 Mid-Length Gas Piston Complete Upper Assembly .223 Rem/5.56mm NATO 14.5  Pinned Barrel 1:7  Twist Rate Flattop Upper Receiver M4 Handguards Melonite Finish Black UA-14.5-M-B-556-MFH
3-0406466
$814.95
IN STOCK at Warehouses
11,3,6
 
 
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