Radical Firearms Upper Receivers

We track 47 Radical Firearms upper receivers across 30+ retailers, starting at $235 — 2 of the 24 shown are in stock right now. Prices update automatically, so what you see is today’s price rather than a figure someone typed into an article months ago.

Prices checked Oct 11, 2026 · refreshed daily

• Radical Firearms 5.56 Socom Complete Ar-15 Upper - Rpr M-Lok Handguard - 16"$399.99
• Radical .223 Remington Upper with 16" Barrel, Black - RF00325$234.56
• Radical Firearms 5.56 Barreled Ar-15 Upper - 16" - Primary Arms ExclusiveCheck price
• Radical Firearms 5.56 Socom Ar-15 Barreled Upper - Mhr Handguard - 16"Check price
• Radical 7.62x39mm Upper with 16" Barrel, Black - RF00397$325.99
• Radical Firearms 18" .223 Wylde 1:8 S.s. Rifle-Length Barreled Upper - 15" M-Lok Rpr Gen3 Rail and Bmd Brake$322.95
• Radical Firearms 5.56 Socom Ar-15 Barreled Upper - Rpr Handguard - 16"$296.10
• Radical Firearms Complete Upper Assembly for 300 Blackout 16" 1:8 Twist, Black - CFU16-300HBAR-15RPR$433.97
• Radical Firearms .300 Blk Heavy Barreled Ar-15 Upper - 12" Rpr Handguard - 16"Check price
• Radical Firearms 5.56 Socom Ar-15 Barreled Upper - 12" Rpr Handguard - 16"$296.10
• Radical Firearms Ar-15 Stripped Upper Receiver - ForgedCheck price
• Radical Firearms Barreled Ar-15 Upper 16" .223 Wylde Mid-Length - 15" M-Lok Rpr Gen3 Rail and Bmd BrakeCheck price
• Radical Firearms Complete Upper Assembly .300 AAC Blackout 10.5 Barrel$308.99
• Radical Firearms 5.56 AR-15 Barreled Upper Receiver - Slim M-LOK Handguard - BMD Flash Hider - 16"$349.99
• Radical Firearms 7.62x39 Heavy Barreled Ar-15 Upper - Rpr Handguard - 16"Check price
• Radical Firearms RF Upper Assembly 10.5in 5.56 M4 Contour 1/7 Twist 10in RPR M-LOK A2 Flash Hider Black$296.10
• Radical Firearms .300 Blackout Semi-Automatic AR-15 Rifle 16\" Barrel 15\" M-LOK Handguard - FR16-300HBAR-15RPR-MFT-RF$444.43
• RADICAL UPPER 300BLK 16" MLOK BLK$321.99
• Radical Firearms 16" 6.8 SPC II Complete Upper - with 15" Hybrid KeyMod FHR - USED$399.99
• Radical Firearms 5.56 Barreled AR-15 Upper - 15" RPR Gen 3 Handguard - BMD Brake - 16"Check price
• Radical Firearms 7.62x39 Heavy Barreled Ar-15 Upper - 12" Rpr Handguard - 16"Check price
• Radical Firearms 10.5" 300 Blackout 1:8 Pistol Length Barreled Upper - 10" RPR Handguard$377.01
• Radical Firearms 7.62x39mm Barreled AR-15 Upper - 16" - Primary Arms ExclusiveCheck price
• Radical Firearms 8.5" 300 Blackout 1:7 Pistol Length Barreled Upper - 7" MHR HandguardCheck price

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