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.300 Blackout AR-15 Receiver Parts

23 Product(s)
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Radian Weapons R0027 Complete Upper 9" 300 Blackout Black

Radian Weapons R0027 Complete Upper 9" 300 Blackout Black

$1859 28
In Stock
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Patriot Ordnance Factory Renegade + Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Adjustable Block

Patriot Ordnance Factory Renegade + Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Adjustable Block

$1192 00
In Stock
Only 2 Left!
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Patriot Ordnance Factory P415 Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard (Piston Driven)

Patriot Ordnance Factory P415 Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard (Piston Driven)

$1359 00
In Stock
Only 4 Left!
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TacFire BU-300-10 AR-15 Complete Upper, 300 Blackout, 10" Black Nitride Barrel, Black Anodized Finish

TacFire BU-300-10 AR-15 Complete Upper, 300 Blackout, 10" Black Nitride Barrel, Black Anodized Finish
$355 77
In Stock
Only 3 Left!
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CMMG 30BC40AAB Resolute MK4 300 Blackout 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

CMMG 30BC40AAB Resolute MK4 300 Blackout 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

$479 10
In Stock
Only 3 Left!
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Tacfire .300 Blackout 5" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-300-5

Tacfire .300 Blackout 5" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-300-5

Out of Stock
TacFire BU-300-16 AR-15 Complete Upper, .300 AAC Blackout, 16" Black Nitride Barrel, Black Finish

TacFire BU-300-16 AR-15 Complete Upper, .300 AAC Blackout, 16" Black Nitride Barrel, Black Finish
Out of Stock
DPMS Kitty Kat C7 AR Upper 300 Blackout 7.5" Black Nitride/Hard Anodized Finish.

DPMS Kitty Kat C7 AR Upper 300 Blackout 7.5" Black Nitride/Hard Anodized Finish.

Out of Stock
DPMS Kitty Kat DP51655170308 AR-15 Compatible Upper 300 Blackout 7.5" Barrel Black Nitride Finish.

DPMS Kitty Kat DP51655170308 AR-15 Compatible Upper 300 Blackout 7.5" Barrel Black Nitride Finish.

Out of Stock
TacFire BU-300-8 AR-15 Complete Upper .300 AAC Blackout 8" Barrel Black Finish

TacFire BU-300-8 AR-15 Complete Upper .300 AAC Blackout 8" Barrel Black Finish

Out of Stock
Q LLC Sugar Weasel AR-15 Upper, 300 Blackout, 13" Barrel, Black Finish, MPN ACCSW30013INUPPER.

Q LLC Sugar Weasel AR-15 Upper, 300 Blackout, 13" Barrel, Black Finish, MPN ACCSW30013INUPPER.

Out of Stock
Rock River Arms BLK0592 LAR-15M Coyote Carbine Complete Upper, 300 Blackout 16", Black, Aluminum Rec, 12.50" M-LOK Handgaurd, Smith Vortex Flash Hider

Rock River Arms BLK0592 LAR-15M Coyote Carbine Complete Upper, 300 Blackout 16", Black, Aluminum Rec, 12.50" M-LOK Handgaurd, Smith Vortex Flash Hider

Out of Stock
CMMG 30B0E67AB Dissent MK4 300 Blackout 6.50", Left Side Charging Handle, Armor Black, OEM Zeroed Linear Comp, 4.60" M-LOK Handguard for AR-Platform, Picatinny End Plate

CMMG 30B0E67AB Dissent MK4 300 Blackout 6.50", Left Side Charging Handle, Armor Black, OEM Zeroed Linear Comp, 4.60" M-LOK Handguard for AR-Platform, Picatinny End Plate

Out of Stock
CMMG 30BC239AB Dissent MK4 300 Blackout 10.50", Left Side Charging Handle, Armor Black, OEM Zeroed Linear Comp, 9.60" M-LOK Handguard for AR-Platform, Picatinny End Plate

CMMG 30BC239AB Dissent MK4 300 Blackout 10.50", Left Side Charging Handle, Armor Black, OEM Zeroed Linear Comp, 9.60" M-LOK Handguard for AR-Platform, Picatinny End Plate

Out of Stock
CMMG 30BC40AMB Resolute MK4 300 Blackout 16.10", Midnight Bronze, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

CMMG 30BC40AMB Resolute MK4 300 Blackout 16.10", Midnight Bronze, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

Out of Stock
Aero Precision M4E1 Enhanced 16" .300 Blackout Complete Upper Receiver with 15" Enhanced M-LOK Handguard - Cerakote FDE - APAR640252M14

Aero Precision M4E1 Enhanced 16" .300 Blackout Complete Upper Receiver with 15" Enhanced M-LOK Handguard - Cerakote FDE - APAR640252M14
Out of Stock
Aero Precision M4E1 Threaded 16" .300 Blackout Complete Upper Receiver with 16" ATLAS R-ONE Handguard - Anodized Black - APAR700705M14

Aero Precision M4E1 Threaded 16" .300 Blackout Complete Upper Receiver with 16" ATLAS R-ONE Handguard - Anodized Black - APAR700705M14

Out of Stock
Aero Precision M4E1 Threaded 16" .300 Blackout Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Cerakote FDE - APAR700315M14

Aero Precision M4E1 Threaded 16" .300 Blackout Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Cerakote FDE - APAR700315M14

Out of Stock
Aero Precision M4E1 Threaded 16" .300 Blackout Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Anodized Black - APAR700305M14

Aero Precision M4E1 Threaded 16" .300 Blackout Complete Upper Receiver with 15" ATLAS S-ONE Handguard - Anodized Black - APAR700305M14
Out of Stock
Aero Precision M4E1 Enhanced 16" .300 Blackout Complete Upper Receiver with 15" Enhanced M-LOK Handguard - Anodized Black - APAR640251M14

Aero Precision M4E1 Enhanced 16" .300 Blackout Complete Upper Receiver with 15" Enhanced M-LOK Handguard - Anodized Black - APAR640251M14

Out of Stock
Aero Precision M4E1 Complete Upper, 10" .300 Blackout Barrel, EM-9 Gen 2 Handguard - Anodized Black - APAR640221M4

Aero Precision M4E1 Complete Upper, 10" .300 Blackout Barrel, EM-9 Gen 2 Handguard - Anodized Black - APAR640221M4

Out of Stock
Aero Precision M4E1 Enhanced 8" .300 Blackout Complete Upper Receiver - Anodized Black - APAR640211M1

Aero Precision M4E1 Enhanced 8" .300 Blackout Complete Upper Receiver - Anodized Black - APAR640211M1
Out of Stock
Aero Precision M4E1 Threaded 8" .300 Blackout Complete Upper Receiver w/ ATLAS R-ONE Handguard - Anodized Black - APAR700701M1

Aero Precision M4E1 Threaded 8" .300 Blackout Complete Upper Receiver w/ ATLAS R-ONE Handguard - Anodized Black - APAR700701M1
Out of Stock
23 Product(s)
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