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
Brownells Brn-180s Upper Receivers With Pin & Weld Flash Hider - Brn-180s Gen 2 14.5'''' Upper Receiver Pinned/Welded .223wylde$899.99
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Brownells
Primary Weapons Mk114 Mod 1-M 223 Wylde Complete Upper Receiver - Mk114 Mod 1-M 223 Wylde 14.5'''' Bbl Complete Upper Thread Only$1,029.49
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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 Pistol Caliber$425.00
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Brownells
Sons Of Liberty Gun Works M4-L89 5.56x45 Nato Assembled Upper Receiver - M4-L89 5.56x45 Nato 10.5'''' Bbl 9.75'''' L89 Rail W/Nox9$819.38
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Brownells
Geissele Automatics Ar-15 Super Duty Stripped Upper Receivers 5.56mm - Ar-15 14.5'''' Top Tier Stripped Super Duty Upper Od Green$999.99
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Brownells
Primary Weapons Mk109 Mod 2-M 300 Aac Blackout Complete Upper Receiver - Mk109 Mod 2-M 300 Aac Blackout 9.75'''' Bbl Complete Upper$1,299.95
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Brownells
Ati Mil-Sport Ar15 Stripped Upper Receiver - Mil Sport Ar-15 Stripped Upper Receiver 16'''' Bbl Black$289.99
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Brownells
Sons Of Liberty Gun Works M4-89 300 Aac Blackout Assembled Upper Receiver - M4-89 300 Aac Blackout 13.9'''' Bbl 13'''' M89 Rail & Flash Hider$712.50
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Brownells
Brownells Qrb Upper Receiver Takedown Kits W/ Law Folding Adapter - Qrb Upper Takedown Kit No Gt W/ Folding Stock Adapater$649.99
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Brownells
Foxtrot Mike Products Ar-15 Upper Receiver Groups 223 Wylde - Ar-15 16'''' Upper Receiver Mid-Length M-Lok Black$419.99
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Brownells
Stag 15 5.56 7.5in Tactical Nitride Upper Receivers - Stag 15l Left Hand Tactical 7.5'''' Nitride Upper$549.99
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Brownells
Brownells Ar-15 Upper Receiver Completion Kit - Brn Ar-15 Upper Receiver Completion Kit$57.99
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Brownells
Primary Weapons Ar-15 Mk1 Mod 1-M Upper Receiver Assembly 223 Wylde M-Lok - Mk111 Mod 1-M Upper Receiver 11.85 Barrel .223 Wylde$964.99
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Brownells
Brownells Brn-4(R) Upper Receiver Assemblies With Chrome Lined Barrels - Brn-4 Assembled Upper 14.5'''' Heavy Chrome Lined Barrel Black$1,119.99
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Brownells
Ke Arms Ke-15 Upper Reciever W/ Forward Assist & Dust Cover - Ke-15 Upper Reciever W/ Forward Assist & Dust Cover 5.56mm$116.96
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Brownells
Geissele Automatics Ar-15 Super Duty Stripped Upper Receivers 5.56mm - Ar-15 10.3'''' Top Tier Stripped Super Duty Upper Od Green$1,070.00
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Brownells
Geissele Automatics Ar-15 Super Duty Nano Complete Upper Receivers 5.56mm - Ar-15 18 Super Duty Nano Complete Upper Receiver Black$1,207.99
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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 Rifle Gas Tube$410.00
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Brownells
Kak Industry Llc. K-Spec 5.56x45mm Nato Complete Upper Receiver - K-Spec 5.56 Nato 14.5'''' Bbl 1-7 Twist Complete Upper Black$599.99
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Brownells
Colt M4 5.56 Complete Monolithic Upper Receiver Groups - M4 Le6945 Upper Group 10.3in Stripped$839.99
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Brownells
Brownells Brn-180(R) Gen2 223 Wylde 16'''' Complete Upper Receiver Assembly - Brn-180 Gen 2 Upper Receiver 223 Wylde 16'''' Barrel Fde$1,129.99
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Brownells
Brownells Bundles M16a1 20'''' Rifle Length Upper W/Colt Ar-15 4x21mm - Brn-16a1 5.56x45 Nato 20'''' Bbl 1-12 Twist Upper W/Colt 4x21mm$1,022.99
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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 Ddc$1,274.99
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