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AR-15 Upper Receivers

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Filtered By: 300 Blackout

In Stock

Maxim Defense PDX-SD Integrally Suppressed 300 BLK Complete Upper Receiver - 5.5"

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$2,155.50

Out of Stock

Noveske Rifleworks Gen 4 N4 Shorty Stainless 300BLK Complete Upper Receiver - 10.5" - Bazooka Green

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$1,520.00

Out of Stock

Sons of Liberty Gun Works M4-L89 300 BLK Barreled Upper Receiver - 8.5"

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$1,000.00

Out of Stock

Faxon Firearms Ascent .300 BLK Complete Upper Receiver - 10.5”

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$529.00

Out of Stock

Q Sugar Weasel 300 Blackout Complete Upper Receiver - 13"

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$1,250.00
No Longer Available

Sons of Liberty Gun Works East India 300 Blackout Barreled Upper Receiver - 8.5"

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Out of Stock

Maxim Defense PDX .300BLK Complete Barreled Upper with Stock - 5.5"

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$1,615.50

Out of Stock

Noveske Rifleworks Gen 4 N4 Diplomat Stainless 300BLK Complete Upper Receiver - 8" - Bazooka Green

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$1,472.50

Out of Stock

Noveske Rifleworks Gen 4 N4 Diplomat Stainless 300 Blackout Complete Upper Receiver - 8"

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$1,353.75

Out of Stock

Geissele Automatics Super Duty Mod 1 .300 Blackout AR-15 Complete Upper Receiver - 8" - DDC

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$1,480.00

Out of Stock

Geissele Automatics Super Duty MOD 1 300 Blackout Complete Upper - 8" - Black

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$1,330.00

Out of Stock

KAK Industries 16" 300 Blackout Complete Upper Receiver - 13" KAK M-LOK Handguard

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$433.49

Out of Stock

Andro Corp 300 BLK AR-15 Complete Upper - M-LOK - 8"

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$429.99

Out of Stock

Aero Precision M4E1 Enhanced AR-15 Barreled Upper .300 BLK - 16"

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$594.99

Out of Stock

Aero Precision M4E1 Threaded AR-15 Barreled Upper 300 BLK Atlas R-One - 16"

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$594.99

Out of Stock

Aero Precision M4E1 Threaded Barreled AR-15 Upper Receiver .300 BLK Pistol - ATLAS R-ONE - 10"

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$554.99

Out of Stock

Aero Precision M4E1 Threaded Barreled Upper Receiver .300 BLK Pistol - Atlas R-One - 8"

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$534.99

Out of Stock

Bravo Company Manufacturing MK2 300 Blackout Barreled Upper MCMR-8 - 9"

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$876.49

Out of Stock

Aero Precision M4E1 Threaded AR-15 Barreled Upper Receiver .300 BLK Pistol Length - ATLAS S-ONE - 16"

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$594.99

Out of Stock

Aero Precision M4E1 Threaded Barreled Upper Receiver .300 BLK Pistol Length - ATLAS S-ONE - 8"

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$534.99

Out of Stock

Ghost Firearms 16" 300 BLK HBAR Vital AR-15 Barreled Upper - 11" M-LOK Rail - Black

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$249.99

Out of Stock

Spike's Tactical .300 BLK Complete AR-15 Upper with Front Sight Base - 16"

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$693.00