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  • Aero Precision M5 (.308) Stripped Upper Receiver

    Aero Precision M5 (.308) Stripped Upper Receiver

    Aero Precision

    MSRP: $190.00 - $210.00
    $158.95 - $176.95
    Aero Precision M5 (.308) Stripped Upper Receiver Precision Machined Upper for Your Big Bore .308 Build The Aero Precision M5 (.308) Stripped Upper Receiver is the perfect foundation for your next...
    MSRP: $190.00 - $210.00
    $158.95 - $176.95
    Qty in Cart: 0
    Price:
    MSRP: $190.00 - $210.00
    $158.95 - $176.95
    Subtotal:
  • On Sale
    Aero Precision M4E1 Threaded Assembled Upper Receiver

    Aero Precision M4E1 Threaded Assembled Upper Receiver

    Aero Precision

    MSRP: $175.00 - $195.00
    $119.95 - $164.95
    Aero Precision M4E1 Threaded Assembled Upper Receiver The Aero M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers...
    MSRP: $175.00 - $195.00
    $119.95 - $164.95
    Qty in Cart: 0
    Price:
    MSRP: $175.00 - $195.00
    $119.95 - $164.95
    Subtotal:
  • Aero Precision Threaded Roll Pin - M4E1/M5E1 Upper Receivers & M5 Lower Receiver Bolt Catch

    Aero Precision Threaded Roll Pin - M4E1/M5E1 Upper Receivers & M5 Lower Receiver Bolt Catch

    Aero Precision

    MSRP: $10.00
    $8.15
    Aero Precision Threaded Roll Pin - M4E1/M5E1 Upper Receivers & M5 Lower Receiver Bolt Catch The Aero Precision threaded roll pin is used in multiple applications, including for the bolt...
    MSRP: $10.00
    $8.15
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $10.00
    $8.15
    Subtotal:
  • AERO PRECISION AERO Precision Assembled AR 15 Upper Receiver

    AERO Precision Assembled AR 15 Upper Receiver

    Aero Precision

    MSRP: $140.00
    $116.95
    AERO Precision Assembled AR 15 Upper Receiver Precision Machined and Ready to Complete Your AR-15 Build The AERO Precision Assembled AR-15 Upper Receiver is built for durability, reliability, and...
    MSRP: $140.00
    $116.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $140.00
    $116.95
    Subtotal:
  • Aero Precision AR-15 XL Assembled Upper Receiver - Anodized Black

    Aero Precision AR-15 XL Assembled Upper Receiver - Anodized Black

    Aero Precision

    MSRP: $150.00
    $125.95
    Aero Precision AR-15 XL Assembled Upper Receiver - Anodized Black The Aero Precision XL Upper is forged from 7075-T6 aluminum and features an enlarged ejection port, the XL Upper Receiver is your...
    MSRP: $150.00
    $125.95
    Qty in Cart: 0
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    Price:
    MSRP: $150.00
    $125.95
    Subtotal:
  • Aero Precision M4E1 Threaded Assembled Upper Receiver - Sniper Grey Cerakote

    Aero Precision M4E1 Threaded Assembled Upper Receiver - Sniper Grey Cerakote

    Aero Precision

    MSRP: $195.00
    $162.95
    Aero Precision M4E1 Threaded Assembled Upper Receiver - Sniper Grey Cerakote The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec...
    MSRP: $195.00
    $162.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $195.00
    $162.95
    Subtotal:
  • Aero Precision AERO Precision M5 .308 Assembled Upper Receiver - Anodized Black

    AERO Precision M5 .308 Assembled Upper Receiver - Anodized Black

    Aero Precision

    MSRP: $215.00
    $181.95
    AERO Precision M5 .308 Assembled Upper Receiver - Anodized Black The AERO Precision M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. These...
    MSRP: $215.00
    $181.95
    Qty in Cart: 0
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    Price:
    MSRP: $215.00
    $181.95
    Subtotal:
  • Aero Precision M4E1 Threaded AR-15 Barreled Upper Receiver 5.56 Mid-Length - ATLAS S-ONE - 16"

    Aero Precision M4E1 Threaded AR-15 Barreled Upper Receiver 5.56 Mid-Length - ATLAS S-ONE - 16"

    Aero Precision

    MSRP: $655.00
    $479.95
    Aero Precision M4E1 Threaded AR-15 Barreled Upper Receiver 5.56 Mid-Length - ATLAS S-ONE - 16" This Aero Precision M4E1 Threaded AR-15 upper receiver group comes completely assembled with a 16" 5.56...
    MSRP: $655.00
    $479.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $655.00
    $479.95
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  • FAXON Faxon Firearms Forged AR 15 Upper Receiver - Enhanced

    Faxon Firearms Forged AR 15 Upper Receiver - Enhanced

    Faxon Firearms

    MSRP: $125.00
    $115.95
    Faxon Firearms Forged AR 15 Upper Receiver - Enhanced Faxon was never content to settle on mil-spec, so they manufactured enhancements directly into the receiver. The Enhanced Faxon Firearms...
    MSRP: $125.00
    $115.95
    Qty in Cart: 0
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    Price:
    MSRP: $125.00
    $115.95
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  • Centurion Arms CM4 5.56 Forged AR-15 Upper Receiver

    Centurion Arms CM4 5.56 Forged AR-15 Upper Receiver

    Centurion Arms

    MSRP: $115.00
    $109.95
    Centurion Arms CM4 5.56 Forged AR-15 Upper Receiver The Centurion Arms CM4 Forged AR-15 Upper Receiver is designed to be compatible with any Mil-Spec Lower. It is forged from 7075-T6 aluminum and is...
    MSRP: $115.00
    $109.95
    Qty in Cart: 0
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    Price:
    MSRP: $115.00
    $109.95
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  • Daniel Defense MK18 RIII Upper Receiver Group

    Daniel Defense MK18 RIII Upper Receiver Group

    Daniel Defense

    MSRP: $1,468.00
    $1,366.00
    Daniel Defense MK18 RIII Upper Receiver Group The MK18 AR15-style Upper Receiver Group is unmatched in size, weight, and performance, and features the new Daniel Defense RIS III rail. The lightweight...
    MSRP: $1,468.00
    $1,366.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,468.00
    $1,366.00
    Subtotal:
  • Foxtrot Mike Products MIKE-9 9mm Complete Upper Receiver - 7"

    Foxtrot Mike Products MIKE-9 9mm Complete Upper Receiver - 7"

    Foxtrot Mike

    MSRP: $329.95
    $299.95
    Foxtrot Mike Products MIKE-9 9mm Complete Upper Receiver - 7" The FM Products MIKE-9 9mm Complete Upper Receiver with a 7-inch barrel is an ideal choice for your next pistol caliber carbine build...
    MSRP: $329.95
    $299.95
    Qty in Cart: 0
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    MSRP: $329.95
    $299.95
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  • On Sale
    Centurion Arms AR-15 CM4 Forged 5.56 Stripped Thermal Fit Upper Receiver

    Centurion Arms AR-15 CM4 Forged 5.56 Stripped Thermal Fit Upper Receiver

    Centurion Arms

    MSRP: $115.00
    Now: $99.95
    Was: $109.25
    Centurion Arms AR-15 CM4 Forged 5.56 Stripped Thermal Fit Upper Receiver Centurion Arms forged upper receivers are a great complement to their forged lower receivers.  The thermal fit inner...
    MSRP: $115.00
    Now: $99.95
    Was: $109.25
    Qty in Cart: 0
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    Price:
    MSRP: $115.00
    Now: $99.95
    Was: $109.25
    Subtotal:
  • Aero Precision A3 Flattop Assembled Left-Handed Upper Receiver

    Aero Precision A3 Flattop Assembled Left-Handed Upper Receiver

    Aero Precision

    MSRP: $140.00
    $116.95
    Aero Precision A3 Flattop Assembled Left-Handed Upper Receiver The AR15 Left-handed Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6...
    MSRP: $140.00
    $116.95
    Qty in Cart: 0
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    Price:
    MSRP: $140.00
    $116.95
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  • Aero Precision M4E1 Threaded 18" .223 Wylde SS QPQ Complete Upper Receiver with 15" M-LOK ATLAS R-ONE Handguard - Anodized Black

    Aero Precision M4E1 Threaded 18" .223 Wylde SS QPQ Complete Upper Receiver with 15" M-LOK ATLAS R-ONE Handguard - Anodized Black

    Aero Precision

    MSRP: $599.99
    $479.95
    Aero Precision M4E1 Threaded 18" .223 Wylde SS QPQ Complete Upper Receiver with 15" M-LOK ATLAS R-ONE Handguard - Anodized Black This complete upper features the best of the best, including a fluted...
    MSRP: $599.99
    $479.95
    Qty in Cart: 0
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    Price:
    MSRP: $599.99
    $479.95
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  • Daniel Defense M4A1 RIII 5.56mm NATO Black Upper Receiver Group

    Daniel Defense M4A1 RIII 5.56mm NATO Black Upper Receiver Group

    Daniel Defense

    MSRP: $1,559.00
    $1,450.00
    Daniel Defense M4A1 RIII 5.56mm NATO Black Upper Receiver Group The DD4 RIII URG is built for durability and performance. It includes a Black RIS III 12.5-inch M-LOK rail, allowing for a variety of...
    MSRP: $1,559.00
    $1,450.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,559.00
    $1,450.00
    Subtotal:
  • Daniel Defense MK18 Black 5.56 NATO 10.3" Short Barrel Upper Receiver Group

    Daniel Defense MK18 Black 5.56 NATO 10.3" Short Barrel Upper Receiver Group

    Daniel Defense

    $1,412.00
    Daniel Defense MK18 Black 5.56 NATO 10.3" Short Barrel Upper Receiver Group The MK18 AR15 style Upper Receiver Group is unmatched in size, weight, and performance, and features the picatinny quad...
    $1,412.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,412.00
    Subtotal:
  • Daniel Defense MK18 RIII 5.56mm NATO Black Upper Receiver Group

    Daniel Defense MK18 RIII 5.56mm NATO Black Upper Receiver Group

    Daniel Defense

    MSRP: $1,468.00
    $1,366.00
    Daniel Defense MK18 RIII 5.56mm NATO Black Upper Receiver Group Daniel Defense's MK18 RIII Upper Receiver Group is a perfect start to a custom AR build. It comes equipped with a Cold Hammer Forged...
    MSRP: $1,468.00
    $1,366.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,468.00
    $1,366.00
    Subtotal:
  • Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - DDC - 10.3"

    Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - DDC - 10.3"

    Geissele Automatics

    $1,410.00
    Geissele Automatics Duty AR-15 Complete Upper Receiver Carbine - DDC - 10.3" The Geissele Super Duty Upper (Complete) features the latest in weapon technology available exclusively from Geissele...
    $1,410.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,410.00
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  • Dirty Bird ACCU-Wedge for AR-15 - Fixes Upper / Lower Receiver Slop

    Dirty Bird ACCU-Wedge for AR-15 - Fixes Upper / Lower Receiver Slop

    Dirty Bird Industries

    MSRP: $5.95
    $4.95
    Dirty Bird ACCU-Wedge for AR-15 - Fixes Upper / Lower Receiver Slop Prevent Unwanted Movement Between the Upper and Lower Receiver A quick and easy way to improve the fit of your AR upper and lower...
    MSRP: $5.95
    $4.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $5.95
    $4.95
    Subtotal:
  • Geissele Automatics Super Duty MOD1 AR-15 Complete Upper Receiver Mid-length - DDC - 16"

    Geissele Automatics Super Duty MOD1 AR-15 Complete Upper Receiver Mid-length - DDC - 16"

    Geissele Automatics

    $1,410.00
    Geissele Automatics Super Duty MOD1 AR-15 Complete Upper Receiver Mid-length - DDC - 16" The Geissele Super Duty Upper (Complete) features the latest in weapon technology available exclusively from...
    $1,410.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,410.00
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  • Aero Precision M4E1-T Complete Upper, 16" 5.56 HBAR Barrel, 15" M-LOK ATLAS S-ONE HG - Anodized

    Aero Precision M4E1-T Complete Upper, 16" 5.56 HBAR Barrel, 15" M-LOK ATLAS S-ONE HG - Anodized

    Aero Precision

    MSRP: $655.00
    $522.95
    Aero Precision M4E1-T Complete Upper, 16" 5.56 HBAR Barrel, 15" M-LOK ATLAS S-ONE HG - Anodized This complete upper receiver includes an HBAR profile barrel that is laser marked "HBAR"...
    MSRP: $655.00
    $522.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $655.00
    $522.95
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  • Daniel Defense M4A1 FSP FDE 5.56 NATO 14.5" Bbl Upper Receiver Group w/Pinned SureFire SF3P Flash Hider

    Daniel Defense M4A1 FSP FDE 5.56 NATO 14.5" Bbl Upper Receiver Group w/Pinned SureFire SF3P Flash Hider

    Daniel Defense

    MSRP: $1,566.00
    $1,457.00
    Daniel Defense M4A1 FSP FDE 5.56 NATO 14.5" Bbl Upper Receiver Group w/Pinned SureFire SF3P Flash Hider This Daniel Defense M4A1 FSP AR15 style Upper Receiver Group was built for customers wanting a...
    MSRP: $1,566.00
    $1,457.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,566.00
    $1,457.00
    Subtotal:
  • Slick Side Billet Receiver & M-LOK Handguard Combo

    Slick Side Billet Receiver & M-LOK Handguard Combo

    Black Rifle Depot

    MSRP: $99.95 - $127.95
    $96.95 - $124.95
    Slick Side Billet Receiver & M-LOK Handguard Combo This Slick Side Billet Upper Receiver and M-LOK Handguard combo was designed and machined to match up beautifully together. It packs a multitude...
    MSRP: $99.95 - $127.95
    $96.95 - $124.95
    Qty in Cart: 0
    Price:
    MSRP: $99.95 - $127.95
    $96.95 - $124.95
    Subtotal:
  •  Aero Precision .308 Winchester 16" M5 Upper

    Aero Precision .308 Winchester 16" M5 Upper

    Aero Precision

    MSRP: $780.00
    $609.99
    Aero Precision .308 Winchester 16" M5 Complete Upper The Aero Precision .308 Winchester 16" M5 Upper is a pre-assembled upper receiver designed to fit onto an AR-10 lower receiver and provide a upper...
    MSRP: $780.00
    $609.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $780.00
    $609.99
    Subtotal:
  • 16″ 5.56 Phosphate Midlength M-LOK Lightweight Upper Assembly

    16" 5.56 Phosphate Midlength M-LOK Lightweight Upper Assembly

    Black Rifle Depot

    MSRP: $299.99
    $249.95
    16" 5.56 Phosphate Midlength M-LOK Lightweight Upper Assembly Crafted for shooters who refuse to compromise on quality, the 16" 5.56 Phosphate Midlength M-LOK Lightweight Upper Assembly delivers...
    MSRP: $299.99
    $249.95
    Qty in Cart: 0
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    Price:
    MSRP: $299.99
    $249.95
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  • AERO Precision 16" AR 15 Upper W/A2 Front Sight

    AERO Precision 16" AR 15 Upper W/A2 Front Sight - Black

    Aero Precision

    MSRP: $460.00
    $400.95
    AERO Precision 16" AR 15 Upper W/A2 Front Sight - Black Complete Your AR-15 Build with Aero Precision’s High-Quality Upper Receiver Start your AR-15 build right with the Aero Precision 16"...
    MSRP: $460.00
    $400.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $460.00
    $400.95
    Subtotal:
  • Stag Arms A3 Flattop Left-Handed Upper Receiver Assembly

    Stag Arms A3 Flattop Left-Handed Upper Receiver Assembly

    Stag Arms

    MSRP: $139.95 - $154.99
    $129.95 - $149.95
    Stag Arms A3 Flattop Left-Handed Upper Receiver Assembly The Stag Arms A3 upper receiver assembly is our very first Left-Handed upper receiver, available on ar15discounts.com. It is made to...
    MSRP: $139.95 - $154.99
    $129.95 - $149.95
    Qty in Cart: 0
    Price:
    MSRP: $139.95 - $154.99
    $129.95 - $149.95
    Subtotal:
  • Daniel Defense DD4 RISIII-S AR-15 5.56 NATO Carbine 1:7 11.5" Complete Upper Receiver - FDE

    Daniel Defense DD4 RISIII-S AR-15 5.56 NATO Carbine 1:7 11.5" Complete Upper Receiver - FDE

    Daniel Defense

    MSRP: $1,412.00
    $1,359.95
    Daniel Defense DD4 RISIII-S AR-15 5.56 NATO Carbine 1:7 11.5" Complete Upper Receiver - FDE The Daniel Defense DD4 RISIII-S upper receiver is built for reliability and performance. Its 11.5-inch cold...
    MSRP: $1,412.00
    $1,359.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,412.00
    $1,359.95
    Subtotal:
  • Aero Precision AR-15 10.5″ 5.56 Carbine Complete Upper w/ Pinned FSB, MOE Carbine – Black

    Aero Precision AR-15 10.5" 5.56 Carbine Complete Upper w/ Pinned FSB, MOE Carbine – Black

    Aero Precision

    MSRP: $435.00
    $376.95
    Aero Precision AR-15 10.5" 5.56 Carbine Complete Upper w/ Pinned FSB, MOE Carbine – Black Get started on your new AR pistol build with this Aero Precision Barreled Upper Receiver. It features a...
    MSRP: $435.00
    $376.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $435.00
    $376.95
    Subtotal:
  • Aero Precision 10.5" .300 BLK M4E1 ATLAS-S Complete Upper - Black

    Aero Precision 10.5" .300 BLK M4E1 ATLAS-S AR-15 Complete Upper - Black

    Aero Precision

    MSRP: $615.00
    $527.95
    Aero Precision 10.5" .300 BLK M4E1 ATLAS-S Complete Upper - Black Aero Precision APAR700302M4: This complete upper includes Aero Precision's new ATLAS S-ONE Handguard! The S-ONE line of...
    MSRP: $615.00
    $527.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $615.00
    $527.95
    Subtotal:
  • BLACK RIFLE DEPOT AR 15 Receiver Takedown Pin, AR 15 Parts, AR Parts, AR 15 Spare Parts, AR 15 Lower Parts

    AR 15 Receiver Takedown Pin

    Black Rifle Depot

    MSRP: $3.95
    $3.75
    AR 15 Receiver Takedown Pin The OEM AR 15 Receiver Takedown Pin from Black Rifle Depot is Mil-Spec and constructed from steel that has a parkerized finish. Remember that Black Rifle...
    MSRP: $3.95
    $3.75
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $3.95
    $3.75
    Subtotal:
  • Aero Precision M4E1 Threaded Assembled Upper Receiver - OD Green

    Aero Precision M4E1 Threaded Assembled Upper Receiver - OD Green

    Aero Precision

    MSRP: $195.00
    $162.95
    Aero Precision M4E1 Threaded Assembled Upper Receiver - OD Green The AR15 Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this...
    MSRP: $195.00
    $162.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $195.00
    $162.95
    Subtotal:
  • BLACK RIFLE DEPOT AR 15 Receiver Pivot Pin, AR 15 Parts, AR Parts, AR 15 Accessories, AR 15 Lower Parts, AR 15 Spare Parts

    AR 15 Receiver Pivot Pin

    Black Rifle Depot

    MSRP: $3.99
    $3.75
    AR 15 Receiver Pivot Pin The OEM AR 15 Receiver Pivot Pin from Black Rifle Depot is a steel constructed, Mil-Spec receiver pin that has been parkerized for durability and longevity...
    MSRP: $3.99
    $3.75
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $3.99
    $3.75
    Subtotal:
  • Aero Precision M5 6.5 Creedmoor Rifle M-LOK Complete Upper - Atlas R-ONE FDE - 20"

    Aero Precision M5 6.5 Creedmoor Rifle M-LOK Complete Upper - Atlas R-ONE FDE - 20"

    Aero Precision

    MSRP: $895.00
    $764.95
    Aero Precision M5 6.5 Creedmoor Rifle M-LOK Complete Upper - Atlas R-ONE FDE - 20" Aero Precision M5 Barreled Uppers are changing the way you shoot large calibers out of a semi-automatic AR-10...
    MSRP: $895.00
    $764.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $895.00
    $764.95
    Subtotal:
  • Cross Machine Tool Ultra Precision Stripped AR-15 Billet Upper Receiver

    Cross Machine Tool Ultra Precision Stripped AR-15 Billet Upper Receiver

    Cross Machine Tool

    MSRP: $209.00
    $198.00
    Cross Machine Tool Ultra Precision Stripped AR-15 Billet Upper Receiver Cross Machine Tool Co., utilizing the latest machining technologies, offers high quality products that you’ll be excited...
    MSRP: $209.00
    $198.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $209.00
    $198.00
    Subtotal:
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