Radical Firearms Complete Upper Receivers for AR-15
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Radical Firearms 16″ .300 Blackout Complete AR 15 Upper Receiver with M-LOK Handguard
Complete Budget-Friendly Upper Receiver for .300 Blackout AR Builds The Radical Firearms 16" .300 Blackout Complete Upper Receiver is a great way to start your .300 Blackout AR build. It... -
Radical Firearms 16″ 5.56 NATO Complete AR 15 Upper Receiver with M-LOK Handguard
Complete Budget-Friendly Upper Receiver for 5.56 NATO AR Builds The Radical Firearms 16" 5.56 NATO Complete Upper Receiver is a great way to start your .223/5.56 NATO AR build. It... -
Radical Firearms 16″ 7.62×39 Complete Upper Receiver with M-LOK Handguard
Complete Budget-Friendly Upper Receiver for 7.62mm AR Builds The Radical Firearms 16" 7.62x39 Complete Upper Receiver is a great way to start your 7.62mm AR build. It is an outstanding...Only$449.99 -
Radical Firearms 16″ 6.5 Grendel AR 15 Complete Upper Receiver with M-LOK Handguard
Complete Budget-Friendly Upper Receiver for 6.5 Grendel AR Builds The Radical Firearms 16" 6.5 Grendel Complete Upper Receiver is a great way to start your 6.5 Grendel AR build. It...Only$649.99
Radical Firearms provides affordable upper receivers, ready to drop onto your mil-spec AR-15 lower receiver. Choose from a variety of calibers to suit your needs!
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