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Browse Radical Firearms Upper Receivers for sale at the lowest prices online.

Upper Receivers
Gun Parts
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Complete Uppers
Accessories
Handguard & Rails
Shooting Accessories
.300 AAC Blackout
7.62x39mm
6.5mm Grendel
5.56x45mm NATO
.223 Remington
Radical Firearms Complete Upper Assembly .300 AAC Blackout 10.5 Barrel - Radical Firearms
Radical Firearms Complete Upper Assembly .300 AAC Blackout 10.5 Barrel
MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.
Radical Firearms
Radical .223 Remington Upper with 16" Barrel, Black - RF00325 - Radical Firearms
Radical .223 Remington Upper with 16" Barrel, Black - RF00325
MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.
Radical Firearms
Radical 7.62x39mm Upper with 16" Barrel, Black - RF00397 - Radical Firearms
Radical 7.62x39mm Upper with 16" Barrel, Black - RF00397
MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.
Radical Firearms
Radical Firearms Complete Upper Assembly for 300 Blackout 16" 1:8 Twist, Black - CFU16-300HBAR-15RPR - Radical Firearms
Radical Firearms Complete Upper Assembly for 300 Blackout 16" 1:8 Twist, Black - CFU16-300HBAR-15RPR
MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.
Radical Firearms
Radical 6.5 Grendel Upper with 16" Barrel, Black - RF00421 - Radical Firearms
Radical 6.5 Grendel Upper with 16" Barrel, Black - RF00421
MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.
Radical Firearms
Radical Firearms Upper 223Wylde 18-inch 1:8-Twist - Radical Firearms
Radical Firearms Upper 223Wylde 18-inch 1:8-Twist
Out of Stock
Radical Firearms
Radical Firearms RF Upper Assembly 16in 5.56 SOCOM 1/7 Twist 15in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 16in 5.56 SOCOM 1/7 Twist 15in RPR M-LOK A2 Flash Hider Black
$349.99
Radical Firearms
Radical Firearms Complete Upper Assembly 8.5in 300 AAC HBAR Contour 1/7 Twist 7in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms Complete Upper Assembly 8.5in 300 AAC HBAR Contour 1/7 Twist 7in RPR M-LOK A2 Flash Hider Black
$474.95 $449.95
Radical Firearms
Radical Firearms Complete Upper Assembly 16in 5.56 SOCOM 1/7 Twist 12in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms Complete Upper Assembly 16in 5.56 SOCOM 1/7 Twist 12in RPR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms RF Upper Assembly 16in 5.56 SOCOM 1/7 Twist 12in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 16in 5.56 SOCOM 1/7 Twist 12in RPR M-LOK A2 Flash Hider Black
$339.95 $296.10
Radical Firearms
Radical Firearms RF Upper Assembly 16in 5.56 SOCOM 1/7 Twist 12in MHR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 16in 5.56 SOCOM 1/7 Twist 12in MHR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms RF Upper Assembly 10.5in 300 AAC HBAR Contour 1/8 Twist 10in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 10.5in 300 AAC HBAR Contour 1/8 Twist 10in RPR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms Mil-Spec Forged AR-15 Upper Reciever Stripped 7075 M4 Feed Ramps Type 3 hardcoat anodize Black - Radical Firearms
Radical Firearms Mil-Spec Forged AR-15 Upper Reciever Stripped 7075 M4 Feed Ramps Type 3 hardcoat anodize Black
$80.44 $35.00
Radical Firearms
Radical Firearms Complete Upper Assembly 20 inch 6.5 Grendel SS Match Medium Contour 15 inch RPR Pepper Pot Brake w/BCG and CH Black - Radical Firearms
Radical Firearms Complete Upper Assembly 20 inch 6.5 Grendel SS Match Medium Contour 15 inch RPR Pepper Pot Brake w/BCG and CH Black
Out of Stock
Radical Firearms
Radical Firearms RF Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 15in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 15in RPR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms Complete Upper Assembly 16in 223 Wylde 416R HBAR Contour 1/8 Twist 12in MHR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms Complete Upper Assembly 16in 223 Wylde 416R HBAR Contour 1/8 Twist 12in MHR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms RF Upper Assembly 7.5in 5.56 M4 Contour 1/7 Twist 7in MHR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 7.5in 5.56 M4 Contour 1/7 Twist 7in MHR M-LOK A2 Flash Hider Black
$339.95 $296.10
Radical Firearms
Radical Firearms RF Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 12in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 12in RPR M-LOK A2 Flash Hider Black
$339.95 $296.10
Radical Firearms
Radical Firearms RF Upper Assembly 10.5in 5.56 M4 Contour 1/7 Twist 10in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 10.5in 5.56 M4 Contour 1/7 Twist 10in RPR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms Complete Upper Assembly 18in 223 Wylde 416R HBAR Contour 1/8 Twist 15in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms Complete Upper Assembly 18in 223 Wylde 416R HBAR Contour 1/8 Twist 15in RPR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms AR-15 Complete Upper Assembly 16in 7.62x39 4150V HBAR Contour 1/10 Twist 12in RPR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms AR-15 Complete Upper Assembly 16in 7.62x39 4150V HBAR Contour 1/10 Twist 12in RPR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms RF Upper Assembly 16in 223 Wylde 416R HBAR Contour 1/8 Twist 12in MHR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms RF Upper Assembly 16in 223 Wylde 416R HBAR Contour 1/8 Twist 12in MHR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms AR-15 RF Upper Assembly 16in 7.62x39 4150V HBAR Contour 1/10 Twist 12in MHR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms AR-15 RF Upper Assembly 16in 7.62x39 4150V HBAR Contour 1/10 Twist 12in MHR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
Radical Firearms Complete Upper Assembly 16in 223 Wylde 416R HBAR Contour 1/8 Twist 15in MHR M-LOK A2 Flash Hider Black - Radical Firearms
Radical Firearms Complete Upper Assembly 16in 223 Wylde 416R HBAR Contour 1/8 Twist 15in MHR M-LOK A2 Flash Hider Black
Out of Stock
Radical Firearms
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