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Complete Uppers

Looking for 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.

At Cheaper Than Dirt! you'll find the world's largest collection of firearms-related products. With tens of thousands of products, several warehouses, and the lowest prices on the planet, you'll find everything you need at Cheaper Than Dirt!

RG UPPER AR15 16  M4 A3 COMPLETE
8-RG-10001
$431.94
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
Spikes Tactical AR-15 M4 LE Complete Upper with Mil-Spec BCG 16  Barrel 7  SAR Rail Carbine Length Gas System Black STU5025-S7S
2-SPKSTU5025-S7S
$743.53
IN STOCK at Warehouse
2
Spikes Tactical AR-15 M4 LE Complete Upper with Mil-Spec BCG 16  Barrel 12  SAR Rail Carbine Length Gas System Black STU5025-S2S
2-SPKSTU5025-S2S
$774.77
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
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 Warehouses
2,8
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
2,9
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
2,9
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
Rock River Arms UTE2 Complete Upper 16  Barrel 5.56 NATO with Integrated Rear Sight Black and BCG AR0874B
2-RRAAR0875B
$557.87
IN STOCK at Warehouse
2
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-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
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
Windham Weaponry 16” M4 Profile AR-15 Upper Receiver, Complete, Flat Top
2-WWUR16M4LHB
$488.78
IN STOCK at Warehouse
2
DPMS 3G2 Complete Upper BA-3G2
ARR-991
$719.97
IN STOCK at Warehouse
1
Yankee Hill Machine Complete AR-15 Lower Receiver Multi Caliber Aluminum Black Finish YHM128
7-GYHM128
$295.40
IN STOCK at Warehouse
7
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
S&W M&P 15TS Complete AR-15 Upper .223 Rem/5.56 NATO 14.5  Barrel Vortex Flash Hider 1/7 Twist with Troy TRX Rail and MBUS Front and Rear Sights Black 812011
2-SW812011
$916.30
IN STOCK at Warehouse
2
CMMG AR-15 Complete Upper Assembly .223 Rem/5.56 NATO 16  M4 Barrel 1:9 Twist WASP Flat Top A2 Front Sight Black 55BE1F0
10-0409404
$564.12
IN STOCK at Warehouses
10,11,12,2,3,4,6
CMMG AR-15 Complete Upper Assembly .223 Rem/5.56 NATO 16  M4 Barrel 1:9 Twist WASP Flat Top A2 Front Sight Black 55BE1F0
11-0409404
$564.12
IN STOCK at Warehouses
10,11,12,2,3,4,6
CMMG AR-15 Complete Upper Assembly .223 Rem/5.56 NATO 16  M4 Barrel 1:9 Twist WASP Flat Top A2 Front Sight Black 55BE1F0
12-0409404
$564.12
IN STOCK at Warehouses
10,11,12,2,3,4,6
CMMG AR-15 Complete Upper Assembly .223 Rem/5.56 NATO 16  M4 Barrel 1:9 Twist WASP Flat Top A2 Front Sight Black 55BE1F0
2-CMMG55BE1F0
$533.03
IN STOCK at Warehouses
10,11,12,2,3,4,6
CMMG AR-15 Complete Upper Assembly .223 Rem/5.56 NATO 16  M4 Barrel 1:9 Twist WASP Flat Top A2 Front Sight Black 55BE1F0
3-0409404
$564.12
IN STOCK at Warehouses
10,11,12,2,3,4,6
CMMG AR-15 Complete Upper Assembly .223 Rem/5.56 NATO 16  M4 Barrel 1:9 Twist WASP Flat Top A2 Front Sight Black 55BE1F0
6-0409404
$564.12
IN STOCK at Warehouses
10,11,12,2,3,4,6
CMMG AR-15 Complete Upper Assembly .223 Rem/5.56 NATO 16  M4 Barrel 1:9 Twist WASP Flat Top A2 Front Sight Black 55BE1F0
76158
$531.68
IN STOCK at Warehouses
10,11,12,2,3,4,6
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
Advanced Armament Corp MPW Complete Upper Assembly .300 AAC Blackout 9  Barrel Carbine Length Gas KAC URX Rail Black 100884
3-0406444
$979.03
IN STOCK at Warehouse
3
Adams Arms 5.56 NATO Base Upper 16  Barrel Piston System M4 Handguards Black
2-ADAUA-16-C-B-556
$719.33
IN STOCK at Warehouses
11,2,3,6
Adams Arms 5.56 NATO Base Upper 16  Barrel Piston System M4 Handguards Black
6-0406467
$719.33
IN STOCK at Warehouses
11,2,3,6
Adams Arms 5.56 NATO Base Upper 16  Barrel Piston System M4 Handguards Black
11-0406467
$719.33
IN STOCK at Warehouses
11,2,3,6
Adams Arms 5.56 NATO Base Upper 16  Barrel Piston System M4 Handguards Black
3-0406467
$719.33
IN STOCK at Warehouses
11,2,3,6
DPMS AR-15 A4 Upper Receiver Parts Kit with Charging Handle
ARR-573
$34.97
IN STOCK at Warehouse
1
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
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
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
AR-15 5.56 Complete Upper Assembly Flattop 16  Carbine 1:9  Twist Lightweight Chrome Moly Barrel
ARR-634
$399.97
IN STOCK at Warehouse
1
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
Core15 M4 Complete Upper 16  Barrel 5.56 NATO with BCG Black 100276
2-CORE100276
$461.21
IN STOCK at Warehouses
2,3
Core15 M4 Complete Upper 16  Barrel 5.56 NATO with BCG Black 100276
3-0406508
$473.86
IN STOCK at Warehouses
2,3
AR-15 Double Star Upper 16  5.56mm H-Bar Barreled Upper Cerro Forged 1:9  Twist No BCG or Charging Handle
ARR-960
$379.97
IN STOCK at Warehouses
1,8
Spike's Tactical AR-15 Complete Upper Flat Top Black 7075 T6 Aluminum SFT50M4
2-SPKSFT50M4
$102.65
IN STOCK at Warehouse
2
AR-15 Double Star Upper 16  5.56mm H-Bar Barreled Upper Cerro Forged 1:9  Twist No BCG or Charging Handle
8-DSC-101
$349.78
IN STOCK at Warehouses
1,8
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
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
AR-15 LoRider Upper Assembly Complete 5.56 NATO  A3  20  Bull Barrel Flattop 1:8  Twist with Bolt and Carrier  UCJSE20015
ARR-521
$519.97
IN STOCK at Warehouse
1
Yankee Hill Machine Entry Level Carbine Complete Upper Assembly 5.56mm NATO 16  Barrel Carbine Length Gas 7  Free Float Hand guard Black YHM-7300-47-T
7-YHM7300
$719.60
IN STOCK at Warehouses
2,7
Yankee Hill Machine Entry Level Carbine Complete Upper Assembly 5.56mm NATO 16  Barrel Carbine Length Gas 7  Free Float Hand guard Black YHM-7300-47-T
2-YHM-7300-7
$719.60
IN STOCK at Warehouses
2,7
Bushmaster  V Match  Complete 16  Upper Assembly .223 Rem/5.56 NATO Freefloat 92194
3-0409317
$527.09
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
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
 
 
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