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Complete Upper Receivers
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Maxim Defense MDX 510 300BLK Mil-Spec Complete Upper - 10.3" Urban Grey
$1,255.50
Add to Cart
Sharps Bros AR-15/M4 .223 Wylde Complete Upper Receiver - 16"
$799.95
Add to Cart
Blackout Defense Dual Taper Lock .223 Wylde Complete AR15 Upper
As low as
$1,269.99
View Details
Rainier Arms / Rellim Arms AR-15 300BLK Take Down Upper Receiver Assembly - 8"
$1,199.99
Add to Cart
Daniel Defense MK18 RIII Complete Upper Receiver - 10.3" Black
$1,412.00
Add to Cart
Daniel Defense M4A1 RIS II Complete Upper Receiver - 14.5" Pin/Weld - FDE
$1,499.00
Add to Cart
R&D Precision 9mm PW9 Bufferless Upper Kit – V1
$579.95
Add to Cart
Daniel Defense DD4 RIII Complete Upper Receiver - 16" FDE
$1,499.00
Add to Cart
Rainier Arms / Rellim Arms AR-15 Take Down Upper Receiver Assembly Combo
$1,499.99
Add to Cart
SIG SAUER MCX Rattler 5.56 NATO Complete Upper - 5.5"
$1,999.99
$1,824.99
Add to Cart
Maxim Defense MDX 510 7.62x39 Mil-Spec Complete Upper
As low as
$1,255.50
View Details
Quarter Circle 10 Complete Side Charging AR-15 9mm PCC Upper
As low as
$701.99
View Details
Quarter Circle 10 Complete AR-15 9mm PCC Upper
As low as
$648.99
View Details
Maxim Defense MDX 508 7.62x39 Mil-Spec Complete Upper - 8.5"
As low as
$1,255.50
View Details
Maxim Defense MDX 510 5.56 NATO Mil-Spec Complete Upper - 10.3"
As low as
$1,255.50
View Details
VKTR Industries VK-1 5.56 NATO Piston Complete Upper Receiver Group
As low as
$1,799.00
View Details
Items
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32
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82
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Is Firearms?
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Remove This Item
Gas Block Diameter
.750"
14
item
Threaded
Yes
15
item
Thread Pitch
1/2x28
25
item
1/2x36
1
item
5/8x24
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
5
item
Complete Upper
18
item
Suppressor
1
item
Model
Sig MCX
2
item
Platform
AR-10
1
item
AR-15
9
item
Sig Sauer
3
item
Color
Caliber
.223/5.56
1
item
.223 Wylde
5
item
.45 ACP
1
item
300 Blackout
14
item
5.56X45
1
item
5.56 NATO
32
item
5.56mm
1
item
7.62x39
6
item
9mm
14
item
Finish
Arid
2
item
Anodize
4
item
Barrel Profile
Non-fluted
1
item
Barrel Length
4"
1
item
5"
1
item
5.5"
10
item
6"
1
item
7.5"
2
item
7.75"
1
item
7.94"
1
item
8"
2
item
8.3"
2
item
8.5"
4
item
9.5"
1
item
9.75"
1
item
10.3"
11
item
10.5"
4
item
11.5"
3
item
11.85"
2
item
13"
2
item
13.7"
1
item
13.9"
3
item
14.5"
7
item
16"
18
item
16.1"
1
item
18"
3
item
Gas Length
Pistol
4
item
Carbine
6
item
Mid
15
item
Intermediate
1
item
Rifle
1
item
Mount
M-LOK
18
item
Picatinny
2
item
Price
$0.00
-
$999.99
30
item
$1,000.00
-
$1,999.99
48
item
$2,000.00
-
$2,999.99
3
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"
3
item
10.5"
1
item
11"
1
item
11.5"
1
item
12"
2
item
12.5"
3
item
13.5"
1
item
15"
9
item
15.25"
1
item
16"
1
item
Configuration
Mil-Spec
1
item
Option
AR-10
1
item
AR-15
5
item
9mm
1
item
MCS
2
item
Full Size
2
item
Manufacturer
Aero Precision
1
item
Angstadt Arms
2
item
Arms Republic
1
item
Blackout Defense
2
item
Bravo Company MFG (BCM)
3
item
Daniel Defense
7
item
Dead Foot Arms LLC
2
item
Faxon Firearms
2
item
Foxtrot Mike
2
item
Matador Arms
1
item
Maxim Defense
16
item
Noveske
8
item
Primary Weapon Systems
9
item
Q, LLC
2
item
Quarter Circle 10
3
item
R&D Precision
3
item
Rainier Arms, LLC
5
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
16
item
1:8
5
item
1:10
3
item
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