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Receiver Parts
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5
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Rainier Arms RUC PRO MK1 5.56 NATO Partial Upper Receiver
As low as
$550.00
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Sons of Liberty Gun Works M4-EXO3 5.56 AR-15 Upper - 10.5"
$712.50
$649.92
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Sons of Liberty Gun Works M4-76 5.56 AR-15 Upper - 10.5"
$855.00
$779.92
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Rainier Arms RUC DI 5.56 NATO Partial Upper Receiver
Out of stock
Sons of Liberty Gun Works M4-EXO3 300 BLK AR-15 Upper - 10.5"
$712.50
Out of stock
5
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Now Shopping by
Color
Black
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Barrel Length
10.5"
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Mount
M-LOK
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Price
$0.00 - $999.99
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Gas Block Diameter
.750"
4
item
Threaded
Yes
4
item
Thread Pitch
1/2x28 (.22 cal)
4
item
Product Type
AR-15 Partial Upper Receiver
4
item
AR-15 Handguard
1
item
Platform
AR-15
3
item
Caliber
300 Blackout
1
item
5.56 NATO
4
item
Barrel Profile
Non-fluted
1
item
Gas System Length
Carbine
3
item
Mid
2
item
Price
$400.00
-
$499.99
1
item
$500.00
-
$599.99
1
item
$600.00
-
$699.99
1
item
$700.00
and above
2
item
Rail Length
9.5"
3
item
9.55"
1
item
10.7"
1
item
11.7"
1
item
13.7"
1
item
15"
2
item
Height
Absolute Co-Witness
1
item
Manufacturer
Rainier Arms, LLC
2
item
Sons of Liberty Gun Works
3
item
Twist Rate
1:7
3
item
1:8
1
item
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