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Partial Upper Receivers
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Aero Precision M4E1 5.56 Partial Upper Receiver w/ Atlas R-One Handguard - 16" Black
$589.99
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Andro Corp Industries AR-15 5.56 NATO Partial Upper Receiver Group - 10.3"
$384.75
$285.92
Add to Cart
Rainier Arms RUC PRO Mk1 Riflespeed Partial Upper Receiver - 11.5"
$750.00
Add to Cart
Rainier Arms RUC PRO MK1 5.56 NATO Partial Upper Receiver - 14.5" FDE
$600.00
Add to Cart
Rainier Arms RUC PRO MK1 5.56 NATO Partial Upper Receiver - 10.5"
As low as
$550.00
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Rainier Arms RUC PRO MK1 5.56 NATO Partial Upper Receiver - 12.5"
As low as
$600.00
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Rainier Arms RUC Pro MK2 5.56 NATO Partial Upper Receiver
As low as
$650.00
View Details
Rainier Arms / Rellim Arms AR-15 300BLK Take Down Barrel Assembly - 8"
$599.99
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Rainier Arms RUC DI 300BLK Partial Upper Receiver - 10.7"
$500.00
$400.00
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Rainier Arms RUC PRO MK1 5.56 NATO Partial Upper Receiver
As low as
$575.00
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Sons of Liberty Gun Works M4-EXO3 5.56 AR-15 Upper - 10.5"
$712.50
Add to Cart
Sons of Liberty Gun Works M4-76 5.56 AR-15 Upper - 10.5"
$855.00
$779.92
Add to Cart
Quarter Circle 10 Complete AR-15 9mm PCC Upper - 7.5"
$889.95
$667.99
Add to Cart
Sons of Liberty Gun Works M4-76 5.56 AR-15 Partial Upper Receiver - 16"
$855.00
Add to Cart
Bootleg Mil Spec AR-15 5.56 NATO CamLok (M-Lok) Partial Upper
As low as
$489.00
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Sons of Liberty Gun Works M4 Patrol SL 5.56 AR-15 Upper Receiver
As low as
$665.00
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Gas Block Diameter
.750"
18
item
Threaded
Yes
15
item
No
1
item
Thread Pitch
1/2x28
20
item
5/8x24
4
item
Inside Diameter
1.3"
1
item
Product Type
AR-10 Partial Upper Receiver
2
item
AR-15 Complete Upper Receiver
2
item
AR-15 Partial Upper Receiver
44
item
AR-15 Handguard
2
item
AR-15 Stripped Upper Receiver
1
item
AR-9 Partial Upper Receiver
1
item
Platform
AR-9
1
item
AR-10
1
item
AR-15
20
item
Color
Caliber
.223/5.56
1
item
.223 Wylde
2
item
300 Blackout
7
item
5.56X45
4
item
5.56 NATO
24
item
9mm
2
item
Finish
Nitride
1
item
Anodize
2
item
Quench Polish Quench (QPQ)
1
item
Barrel Profile
SPR
1
item
Non-fluted
2
item
Barrel Length
7"
1
item
7.5"
1
item
8"
1
item
8.5"
2
item
8.75"
1
item
9"
3
item
10.3"
1
item
10.5"
10
item
10.7"
1
item
11.5"
6
item
12"
1
item
12.5"
4
item
13"
1
item
13.7"
3
item
14.5"
7
item
16"
13
item
18"
2
item
Gas Length
Pistol
1
item
Carbine
8
item
Mid
13
item
Mount
M-LOK
11
item
Picatinny
1
item
Price
$0.00
-
$999.99
48
item
$1,000.00
and above
3
item
Rail Length
Height
Absolute Co-Witness
1
item
Option
AR-15
3
item
Manufacturer
Aero Precision
1
item
Andro Corp Industries
1
item
Blackout Defense
1
item
Bootleg
2
item
Bravo Company MFG (BCM)
15
item
Lewis Machine & Tool (LMT)
6
item
MCM Firearms
1
item
Quarter Circle 10
1
item
Rainier Arms, LLC
12
item
Sons of Liberty Gun Works
11
item
Twist Rate
1:7
21
item
1:8
1
item