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Daniel Defense MK18 5.56 NATO Complete Upper Receiver - 10.3" Black
$1,412.00
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Primary Weapons Systems .223 Wylde MK1 MOD 2 Complete Upper - 16.1"
$1,299.95
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Primary Weapons Systems .223 Wylde MK1 MOD 2-M Complete Upper - 14.5" (Pinned)
$1,299.95
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Primary Weapons Systems .223 Wylde MK1 MOD 2-M Complete Upper - 7.75"
$1,299.95
Add to Cart
Daniel Defense MK18 5.56 NATO Complete Upper Receiver - 10.3" FDE
$1,412.00
Add to Cart
Maxim Defense MDX 505 PDX Mil-Spec Complete Upper - 5.5" Black
$1,165.50
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Quarter Circle 10 Complete AR-15 9mm PCC Upper - 5.5"
$864.95
$648.99
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Stern Defense AR .45ACP MOD5 MLOK Complete Upper - 6"
$530.45
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Maxim Defense MDX 510 300 Blk Mil-Spec Complete Upper - 10.3" Arid
$1,255.50
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Maxim Defense MDX 510 300BLK Mil-Spec Complete Upper - 10.3" Urban Grey
$1,255.50
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Stern Defense AR 9mm MOD5 MLOK Complete Upper - 10.5"
$539.99
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Tactical Edge Arms 5.56 Midlength Complete Upper w/ WSR12 Rail - 14.5"
$929.99
$534.92
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Primary Weapons Systems .223 Wylde MK1 MOD 2-M Complete Upper - 14.5" NO COMPENSATOR
$1,299.95
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Primary Weapons Systems .223 Wylde MK116 MOD 1-M Complete Upper - 16.1"
$1,029.49
Add to Cart
R&D Precision 9mm PW9 Bufferless Upper Kit – V2
$609.99
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Stern Defense AR 9mm MOD4 MLOK Complete Upper - 4"
$419.27
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Shop By
Gas Block Diameter
.750"
15
item
Threaded
Yes
15
item
Thread Pitch
1/2x28 (9mm)
3
item
1/2x28 (.22 cal)
20
item
1/2x36
1
item
5/8x24 (.30 cal)
6
item
Product Type
AR-10 Complete Upper Receiver
1
item
AR-15 Complete Upper Receiver
56
item
AR-15 Upper Receiver Group
1
item
AR-9 Upper Receiver
6
item
Complete Upper
18
item
Suppressor
1
item
Model
Sig MCX
2
item
Platform
AR-10/LR308
1
item
AR-15
14
item
Sig Sauer
3
item
Color
Caliber
.22 ARC
1
item
.223/5.56
1
item
.223 Wylde
5
item
.45 ACP
1
item
300 Blackout
14
item
5.56X45
1
item
5.56 NATO
34
item
7.62x39
6
item
9mm
14
item
Finish
Arid
2
item
Cerakote
1
item
Anodize
4
item
Barrel Profile
Non-fluted
1
item
Barrel Length
4"
1
item
5"
2
item
5.5"
10
item
6"
1
item
7.5"
2
item
7.75"
1
item
7.94"
1
item
8"
3
item
8.3"
2
item
8.5"
5
item
9.5"
1
item
9.75"
1
item
10.3"
12
item
10.5"
3
item
11.5"
3
item
11.85"
2
item
13"
2
item
13.7"
2
item
13.9"
1
item
14.5"
9
item
16"
13
item
16.1"
1
item
16.25"
1
item
18"
3
item
Gas System Length
Pistol
4
item
Carbine
7
item
Mid
17
item
Rifle
2
item
Mount
M-LOK
25
item
Picatinny
2
item
Price
$0.00
-
$999.99
28
item
$1,000.00
-
$1,999.99
48
item
$2,000.00
-
$2,999.99
5
item
$3,000.00
-
$3,999.99
1
item
$4,000.00
and above
1
item
Rail Length
6.0"
2
item
6.91"
1
item
7"
3
item
8"
1
item
8.5"
1
item
9.5"
4
item
9.75"
1
item
10.5"
1
item
11"
1
item
11.5"
1
item
12"
2
item
12.5"
3
item
13.5"
1
item
15"
8
item
15.25"
1
item
16"
1
item
Configuration
Mil-Spec
1
item
Option
AR-10
1
item
AR-15
5
item
MCS
2
item
Full Size
2
item
Manufacturer
Aero Precision
1
item
Angstadt Arms
1
item
Blackout Defense
1
item
Bravo Company MFG (BCM)
3
item
Daniel Defense
9
item
Dead Foot Arms LLC
2
item
Faxon Firearms
2
item
Fightlite Industries
1
item
Matador Arms
1
item
Maxim Defense
17
item
Next Level Armament
1
item
Noveske
6
item
Primary Weapon Systems
9
item
Q, LLC
2
item
Quarter Circle 10
3
item
R&D Precision
3
item
Radian Weapons
2
item
Rainier Arms, LLC
5
item
Rise Armament
1
item
Sharps Bros
1
item
Sig Sauer
4
item
Sionics Weapon Systems
2
item
Sons of Liberty Gun Works
1
item
Stern Defense
3
item
Tactical Edge Arms
1
item
VKTR Industries
1
item
Twist Rate
1:6
1
item
1:7
21
item
1:8
2
item
1:10
2
item