Upper — Best Prices Today

4,385 listings tracked · 1,679 in stock

4,385 upper listings are tracked, 1,679 of them in stock across 20 retailers. In-stock listings appear first. Each upper product page shows its current offers and recorded price history.

Used: Guns.com 4 from $949.99
CMMG Resolute MK4 5.56 NATO 16" AR15 Upper
Good 4 Guns · 8 offers
CMMG Resolute MK4 5.56 NATO 16" AR15 Upper
$432.99
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CMMG DISSENT 9mm 6.5" Upper Receiver - Armor Black
Good 4 Guns · 4 offers
CMMG DISSENT 9mm 6.5" Upper Receiver - Armor Black
$1,047.99
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Alexander Arms .50 Beowulf Tactical Upper 16"
Good 4 Guns · 7 offers
Alexander Arms .50 Beowulf Tactical Upper 16"
$742.99
Shipping calculated in cart
FightLite MCR 556 Upper Receiver 12.5" MLOK
Good 4 Guns · 3 offers
FightLite MCR 556 Upper Receiver 12.5" MLOK
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Tacfire AR-15 Complete Upper 5.56 NATO 5" Barrel
Good 4 Guns · 12 offers
Tacfire AR-15 Complete Upper 5.56 NATO 5" Barrel
$280.99
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Radian Model 1 AR15 Upper 300 Blackout 9" Nitride
Good 4 Guns · 9 offers
Radian Model 1 AR15 Upper 300 Blackout 9" Nitride
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Radical Firearms 5.56 Upper 16" MLOK Black
Good 4 Guns · 7 offers
Radical Firearms 5.56 Upper 16" MLOK Black
$259.99
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Tacfire .308 Win 16" Complete Upper with BCG
Good 4 Guns · 12 offers
Tacfire .308 Win 16" Complete Upper with BCG
$398.99
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Colt LE6943CK Upper Receiver Conversion Kit 5.56 11.5"
Good 4 Guns · 8 offers
Colt LE6943CK Upper Receiver Conversion Kit 5.56 11.5"
$1,046.99
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Rock River Arms LAR-15M NM A4 Complete Upper .223 Wylde
Good 4 Guns · 9 offers
Rock River Arms LAR-15M NM A4 Complete Upper .223 Wylde
$671.99
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TacFire AR-15 5.56 Stripped Upper Receiver
Good 4 Guns · 11 offers
TacFire AR-15 5.56 Stripped Upper Receiver
$65.99
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Faxon ARAK21 16" 5.56 NATO Complete Upper Receiver
Good 4 Guns · 5 offers
Faxon ARAK21 16" 5.56 NATO Complete Upper Receiver
$845.99
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Fightlite MCR556DFRM 5.56 NATO Upper - 16.25"
Good 4 Guns · 10 offers
Fightlite MCR556DFRM 5.56 NATO Upper - 16.25"
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Rock River Arms Tactical Carbine A4 Upper .350 Legend 16" 10RD
Good 4 Guns · 6 offers
Rock River Arms Tactical Carbine A4 Upper .350 Legend 16" 10RD
$605.99
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Andro Corp Industries ACI U556103ML 5.56 10.3" NATO MLOK Upper
Good 4 Guns · 8 offers
Andro Corp Industries ACI U556103ML 5.56 10.3" NATO MLOK Upper
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DiamondBack DBF DBCCMLB 5.56 W/300B UPPER
Etowah Firearms · 6 offers
DiamondBack DBF DBCCMLB 5.56 W/300B UPPER
$870.99
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PSA Sabre Enhanced Mixtape Vol. 1 10.3" 5.56 Complete Upper
Palmetto State Armory
PSA Sabre Enhanced Mixtape Vol. 1 10.3" 5.56 Complete Upper
$699.99
Shipping calculated in cart
APF Armory AR-15 Ragnar Complete Upper Receiver 338 ARC 10.5" Barrel 9" M-LOK Handguard
MidwayUSA
APF Armory AR-15 Ragnar Complete Upper Receiver 338 ARC 10.5" Barrel 9" M-LOK Handguard
$624.00
Free shipping over $100
APF Armory AR-15 Pistol 2.0 Complete Upper Receiver 5.56x45mm NATO 10.5" Barrel 9" M-LOK Handguard
MidwayUSA · 2 offers
APF Armory AR-15 Pistol 2.0 Complete Upper Receiver 5.56x45mm NATO 10.5" Barrel 9" M-LOK Handguard
$899.00
Free shipping over $100
APF Armory AR-15 Ragnar Complete Upper Receiver 300 AAC Blackout 10.5" Barrel 9" M-LOK Handguard
MidwayUSA
APF Armory AR-15 Ragnar Complete Upper Receiver 300 AAC Blackout 10.5" Barrel 9" M-LOK Handguard
$579.00
Free shipping over $100
CMMG AR-15 Banshee Complete Upper Receiver 9mm Luger 5" Barrel
MidwayUSA · 2 offers
CMMG AR-15 Banshee Complete Upper Receiver 9mm Luger 5" Barrel
$885.99
Free shipping over $100
Matador Arms MAT-9K Roller Delayed Bufferless Complete Upper Receiver 9mm Luger 5" Barrel Black
MidwayUSA
Matador Arms MAT-9K Roller Delayed Bufferless Complete Upper Receiver 9mm Luger 5" Barrel Black
$575.00
Free shipping over $100
PSA 16" 5.56 NATO 17" LSA Grunt Hex M-LOK Upper With Linear Comp - No BCG or CH; Gray
Palmetto State Armory
PSA 16" 5.56 NATO 17" LSA Grunt Hex M-LOK Upper With Linear Comp - No BCG or CH; Gray
$309.99
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Geissele AR-15 Super Duty MOD1 Complete Upper Receiver 5.56x45mm 16" Heavy Barrel .750 Gas Block M-LOK Black
MidwayUSA · 2 offers
Geissele AR-15 Super Duty MOD1 Complete Upper Receiver 5.56x45mm 16" Heavy Barrel .750 Gas Block M-LOK Black
$1,192.50
Free shipping over $100