Upper — Best Prices Today
4,387 listings tracked · 1,680 in stock
4,387 upper listings are tracked, 1,680 of them in stock across 20 retailers. In-stock listings appear first. Each upper product page shows its current offers and recorded price history.

Brownells
D.S. Arms Ar-15 Flattop Upper Receiver - Stripped Flattop Upper Receiver$81.49
Out of stock
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Brownells
Colt M4 5.56 Upper Receiver Groups - M4 Le6921 Upper Group 14.5in Stripped$499.99
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Brownells
Forward Controls Design Ar-15 Billet Upper Receiver - Ar-15 Billet Upper Receiver W/ Forward Assist Provisions$196.65
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Brownells
Brownells Bundles M4e1-T 16'''' Upper Receiver 223 Wylde W/ Optics - Aero 16''''assemb Uppr Mid-Length W/Tango Msr 1-6x24mm Sfp Bdc6$959.99
Out of stock
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Brownells
Sons Of Liberty Gun Works Ar-15 East India Match Upper Receiver Starter Kits - 224 Valkyrie 22'''' East India Match Upper Receiver$384.21
Out of stock
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Brownells
Brownells Brn16a1(R) 20'''' Complete Upper Receivers - Brn M16a1 Upper Receiver 20'''' Rifle Length, 1-12 Twist, Black$679.99
Out of stock
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Brownells
Foxtrot Mike Products Mike-9 Enhanced Forward Charging Upper Receivers - Enhanced Fm9 10in Upper$344.99
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Brownells
Aero Ar-15 Assembled Upper 5.56mm Build Kits - Build Kit 5.56mm Assembled Upper 16'''' Carbine 12'''' Hg Black$462.29
Out of stock
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Brownells
Cry Havoc Tactical Inc. Ar-15 Qrb 1 Pin Upper Receiver Takedown Kit - Qrb 1 Pin Upper Receiver Takedown Kit Carbine Gas Tube$277.49
Out of stock
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Brownells
Primary Weapons Mk114 Mod 2-M 223 Wylde Complete Upper Receiver - Mk114 Mod 2-M 223 Wylde 14.5'''' Bbl Complete Upper W/Fsc 556$974.96
Out of stock
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Brownells
Brownells Brn-4 Piston Upper Receiver Kits - Brn-4 16'''' Upper Receiver Kit W/ Medium Profile Barrel$1,839.99
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Brownells
Cry Havoc Tactical Inc. Ar-15 Qrb 2 Pin Upper Receiver Takedown Kit - Qrb 2 Pin Upper Receiver Takedown Kit Rifle Gas Tube$435.00
Out of stock
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Brownells
Geissele Automatics Ar-15 Super Duty Nano Complete Upper Receivers 5.56mm - Ar-15 14.5 Super Duty Nano Complete Upper Receiver Black$1,132.99
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Brownells
Geissele Automatics Ar-15 Super Duty Stripped Upper Receivers 5.56mm - Ar-15 18 Super Duty Stripped Upper Receiver Black$943.99
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Brownells
Geissele Automatics Ar-15 Super Duty Stripped Upper Receivers 5.56mm - Ar-15 18 Super Duty Stripped Upper Receiver Ddc$1,061.99
Out of stock
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Brownells
Aero Precision M4e1-T 300 Blackout Complete Uppers - M4e1 300blk Assembled Upper 16''''bbl Threaded W/Rm15'''' Hg Fde$534.99
Out of stock
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Brownells
Aero Precision M5 .308 Win Assembled Upper Receiver No Auto Sear Cut For Ar15 - M5 .308 Win Assemb Upper Rcvr No Auto Sear Cut For Ar-15 Blk$194.99
Out of stock
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Brownells
Sons Of Liberty Gun Works East India 5.56x45 Assembled Upper Receiver Starter Kit For Ar15 - East India 5.56x45 Assembled Upper Medium 13.7'''' Bbl W/Rail$475.00
Out of stock
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Brownells
Sons Of Liberty Gun Works M4-L89 5.56x45 Nato Assembled Upper Receiver - M4-L89 5.56x45 Nato 14.5''''bbl 13.75'''' L89 Rail W/Nox9$837.19
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Brownells
Anderson Manufacturing Ar-15 Upper Receiver Assembly 300blk No Bcg$296.49
Out of stock
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Brownells · 2 offers
Vltor Weapon Systems Ar-15/M16 Modular Upper Receiver - Mur Upper Receiver$197.96
Out of stock
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Brownells
Brownells Brn-4(R) Complete Upper Receivers - Brn-4 5.56mm 10.4'''' Med Bbl Complete Upper W/9'''' Handguard$1,309.99
Out of stock
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Brownells
Sharps Bros Ar-15 Upper Reciever Assembled - Ar-15 Upper Reciever Assembled Black 5.56mm$198.99
Out of stock
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