Shop All - SBR Barrels & Upper Receivers - Complete Upper Receivers - Upper - Willy Goodprice

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Heckler & Koch

Heckler & Koch MR556 A4 Upper Receiver, 223 Remington/556NATO, 16.5" Barrel, Threaded 1/2X28, M-LOK Handguard, Anodized Finish, Black, Fits AR-15 Lower Receivers, Includes Bolt Carrier Group, Charging Handle, Buffer Weight and Buffer Spring 51000384

MSRP

$2,499.00

Was

Price Now

$2,179.00

23 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 17.5" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Intermediate Length Gas, 17" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Black, Fits AR-15 R002

MSRP

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Price Now

$2,069.95

3 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 17.5" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Intermediate Length Gas, 17" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Flat Dark Earth, Fits

MSRP

Was

Price Now

$2,069.95

3 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 17.5" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Intermediate Length Gas, 17" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Gray, Fits AR-15 R0478

MSRP

Was

Price Now

$2,069.95

2 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 17.5" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Intermediate Length Gas, 17" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Olive Drab Green, Fits

MSRP

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Price Now

$2,069.95

4 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 16" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Mid Length Gas, 15" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Black, Fits AR-15 R0025

MSRP

Was

Price Now

$2,029.95

1 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 16" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Mid Length Gas, 15" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Flat Dark Earth, Fits AR-15 R0473

MSRP

Was

Price Now

$2,029.95

8 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 16" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Mid Length Gas, 15" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Gray, Fits AR-15 R0471

MSRP

Was

Price Now

$2,029.95

2 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 16" Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Mid Length Gas, 15" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Olive Drab Green, Fits AR-15 R047

MSRP

Was

Price Now

$2,029.95

1 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 16" Barrel, 1:8 Twist, SilencerCo ASR Flash Hider, Mid Length Gas, 15" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Brown, Fits AR-15 R0472

MSRP

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Price Now

$2,029.95

1 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 14.5" Barrel, 1:8 Twist, SilencerCo ASR Flash Hider, Mid Length Gas, 14" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Black, Fits AR-15 R0024

MSRP

Was

Price Now

$1,994.95

2 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 14.5" Pinned (16" OAL) Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Mid Length Gas, 14" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Brown, Fits AR

MSRP

Was

Price Now

$1,994.95

2 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 14.5" Pinned (16" OAL) Barrel, 1:8 Twist, Dead Air KeyMo Flash Hider, Mid Length Gas, 14" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Flat Dark Eart

MSRP

Was

Price Now

$1,994.95

1 in stock

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Radian Weapons

Radian Weapons Complete Upper, 223 Wylde, 14.5" Pinned (16" OAL) Barrel, 1:8 Twist, SilencerCo ASR Flash Hider, Mid Length Gas, 14" MLOK Handguard, Radian Raptor-SD Charging Handle, Radian Enhanced Bolt Carrier Group, Cerakote Finish, Olive Drab Gre

MSRP

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$1,994.95

1 in stock

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Geissele Automatics

Geissele Automatics URG-I, Near Clone, Complete Upper Receiver, 556NATO, 14.5" (16" OAL) Barrel, 1:7 Twist, Pinned and Welded Surefire 4 Prong Flash Hider, Desert Dirt Color 13.5" SMR MK16 M-LOK Free Float Handguard, Desert Dirt Color Geissele Airbo

MSRP

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Price Now

$1,479.00

68 in stock

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Geissele Automatics

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 13.9" Pinned (16" OAL) Barrel, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanoweapon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Des

MSRP

Was

Price Now

$1,438.20

1 in stock

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Geissele Automatics

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 14.5" Pinned (16" OAL) Barrel, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanoweapon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Des

MSRP

Was

Price Now

$1,438.20

15 in stock

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Sons of Liberty Gun Works

Sons of Liberty Gun Works Broadsword 89 V2, Upper Receiver, 556NATO, 13.7" Pinned (16" OAL), NOX-9 Flash Hider, Low Profile Gas Block, Black M4L89BSUPPER-13.7-556-XL

MSRP

$1,375.00

Was

Price Now

$1,306.25

3 in stock

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Sons of Liberty Gun Works

Sons of Liberty Gun Works Broadsword 89 V2, Upper Receiver, 556NATO, 13.7" Pinned (16.5" OAL), NOX-9 Flash Hider, Low Profile Gas Block, Black M4L89BSUPPER-13.7-556

MSRP

$1,375.00

Was

Price Now

$1,306.25

3 in stock

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Geissele Automatics

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 13.9" Pinned (16" OAL) Barrel, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanoweapon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Bla

MSRP

Was

Price Now

$1,285.20

9 in stock

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Geissele Automatics

Geissele Automatics Super Duty MOD1, Complete Upper Receiver, 556NATO, 14.5" Pinned (16" OAL) Barrel, M-LOK Free Float Handguard, Geissele Airborne Charging Handle, Nanoweapon Reliability Enhanced Bolt Carrier Group, Fits AR-15, Anodized Finish, Bla

MSRP

Was

Price Now

$1,285.20

13 in stock

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Sons of Liberty Gun Works

Sons of Liberty Gun Works Swampfox Complete Upper, 223 Remington/556NATO, 14.7" Pinned (16" OAL) Lightweight Combat Barrel, QPQ Finish, Black, 14" LT M76 Handguard w/Ti Nut, M-LOK, P/W NOX Flash Hider SWAMPFOXUPPER

MSRP

$1,200.00

Was

Price Now

$1,140.00

1 in stock

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Radian Weapons

Radian Weapons Upper/Handguard Set, Cerakote Finish, Brown, Fits AR-15, Includes 17" MLOK Handguard, Radian Raptor-SD Charging Handle R0612

MSRP

Was

Price Now

$999.95

4 in stock

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Radian Weapons

Radian Weapons Upper/Handguard Set, Cerakote Finish, Flat Dark Earth, Fits AR-15, Includes 17" MLOK Handguard, Radian Raptor-SD Charging Handle R0613

MSRP

Was

Price Now

$999.95

2 in stock

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Radian Weapons

Radian Weapons Upper/Handguard Set, Cerakote Finish, Olive Drab Green, Fits AR-15, Includes 17" MLOK Handguard, Radian Raptor-SD Charging Handle R0614

MSRP

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Price Now

$999.95

2 in stock

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Rise Armament

Rise Armament Complete Upper, 22 ARC, 18" Stainless Steel Barrel, 1:7 Twist, 1/2x28 Threaded, Rifle Length Gas System, 15.25" Free Float M-LOK Handguard, Black Nitride Bolt Carrier Group, Ambidextrous Charging Handle, Anodized Finish, Black RA-22ARC

MSRP

$1,199.00

Was

Price Now

$999.00

7 in stock

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Colt's Manufacturing

Colt's Manufacturing Complete Upper, 223 Rem/556NATO, 16" Barrel, Black, MLOK Free Float Handguard LE6920EPR-CK

MSRP

$1,049.00

Was

Price Now

$984.40

9 in stock

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Sons of Liberty Gun Works

Sons of Liberty Gun Works L89 V2, Complete Upper Receiver, 556NATO, 13.7" Pinned (16.5" OAL) Button-Rifled Barrel, NOX-9 Flash Hider, Low Profile Gas Block, Black M4L89UPPER-13.7-556

MSRP

$1,000.00

Was

Price Now

$950.00

2 in stock

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Radian Weapons

Radian Weapons Upper/Handguard Set, Cerakote Finish, Brown, Fits AR-15, Includes 14" MLOK Handguard, Radian Raptor-SD Charging Handle R0626

MSRP

Was

Price Now

$924.95

1 in stock

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Radian Weapons

Radian Weapons Upper/Handguard Set, Cerakote Finish, Flat Dark Earth, Fits AR-15, Includes 14" MLOK Handguard, Radian Raptor-SD Charging Handle R0627

MSRP

Was

Price Now

$924.95

3 in stock

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Radian Weapons

Radian Weapons Upper/Handguard Set, Cerakote Finish, Gray, Fits AR-15, Includes 14" MLOK Handguard, Radian Raptor-SD Charging Handle R0625

MSRP

Was

Price Now

$924.95

1 in stock

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Radian Weapons

Radian Weapons Upper/Handguard Set, Cerakote Finish, Olive Drab Green, Fits AR-15, Includes 14" MLOK Handguard, Radian Raptor-SD Charging Handle R0628

MSRP

Was

Price Now

$924.95

1 in stock

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Faxon Firearms

Faxon Firearms ARAK-21, Complete Upper Receiver, Piston Operated, 556NATO, 16" Barrel, Fits AR-15, Picatinny Handguard, Matte Finish, Black, Includes Bolt Carrier Assembly, MuzzLok 3 Port Muzzle Break and Standard Charging Handle URSSB556

MSRP

$999.00

Was

Price Now

$919.08

1 in stock

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Faxon Firearms

Faxon Firearms ARAK-21, Complete Upper Receiver, Piston Operated, 7.62x39, 16" Barrel, Fits AR-15, Picatinny Handguard, Matte Finish, Black, Includes Bolt Carrier Assembly, MuzzLok 3 Port Muzzle Break and Standard Charging Handle URSSB762

MSRP

$999.00

Was

Price Now

$919.08

7 in stock

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Spike's Tactical

Spike's Tactical Complete Upper Receiver, 223 Rem/556NATO, 14.5" Barrel (16" OAL with Pinned Brake), Mid-length Gas System, Fits AR Rifles, Black, Flat Top Receiver, No Sights, 12" CRR Quad Rail, Dynacomp Muzzle Brake, No Mags STU5050-CQ2D

MSRP

$1,006.00

Was

Price Now

$905.40

3 in stock

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Battle Arms Development

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR16B-Y-15

MSRP

$865.20

Was

Price Now

$824.00

1 in stock

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Battle Arms Development

Battle Arms Development Authority Elite, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG BAD-AUTH-UR16B-Y-15C

MSRP

$865.20

Was

Price Now

$824.00

2 in stock

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Sons of Liberty Gun Works

Sons of Liberty Gun Works EXO3 Complete Upper, 223 Remington/556NATO, 13.7" Pinned (16" OAL) Combat Barrel, QPQ Finish, Black, 13" EXO3 M-LOK Handguard, A2 Flash Hider EXO3UPPER-13.7-556

MSRP

$850.00

Was

Price Now

$807.50

5 in stock

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CMMG

CMMG Resolute MK4, Upper Receiver, 350 Legend, 16.1" Barrel, Cerakote Finish, Armor Black 35B5FBC-AB

MSRP

$899.95

Was

Price Now

$802.03

2 in stock

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Aero Precision

Aero Precision M5 Complete Upper, 308 Winchester, 16" Barrel, 1:10 Twist, Rifle Length Gas System, ATLAS S-ONE Handguard, Cerakote Finish, Flat Dark Earth, Does Not Include BCG or Carry Handle APAR538715M22

MSRP

$820.00

Was

Price Now

$739.99

4 in stock

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Battle Arms Development

Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Sniper Gray, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16G-Y-15C

MSRP

$745.48

Was

Price Now

$709.98

2 in stock

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Sons of Liberty Gun Works

Sons of Liberty Gun Works Patrol Complete Upper, 223 Remington/556NATO, 16" Combat Barrel, QPQ Finish, Black, Magpul SL Handguard, Midwest Combat Rear Sight, A2 Front Sight PATROLSLUPPER-16-556

MSRP

$700.00

Was

Price Now

$665.00

30 in stock

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Battle Arms Development

Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16B-Y-15

MSRP

$692.98

Was

Price Now

$659.98

3 in stock

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Battle Arms Development

Battle Arms Development WORKHORSE, Complete Upper Receiver, 556NATO, 16" Barrel, Fits AR-15, M-Lok Handguard, Anodized Finish, Black, Includes Bad Rack-15 C Ambidextrous Charging Handle and AR15/M16 BCG WH-UR16B-Y-15C

MSRP

$692.98

Was

Price Now

$659.98

2 in stock

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Spike's Tactical

Spike's Tactical Complete Upper Receiver, 223 Rem/556NATO, 16" FN Hammer Forged Barrel, 1:7 Twist, Fits AR Rifles, Mid-length Gas System, Front Sight Post, Black Finish STU5435-MLS

MSRP

$700.00

Was

Price Now

$630.00

5 in stock

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Aero Precision

Aero Precision M4E1 AR15 Complete Upper, 223 Remington/556NATO, 16" Barrel, 1:7 Twist, ATLAS S-ONE Handguard, Mid Length Gas System, Cerakote Finish, Flat Dark Earth, Does Not Include BCG or Charging Handle APAR700315M7

MSRP

$695.00

Was

Price Now

$624.99

6 in stock

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Aero Precision

Aero Precision M4E1 AR15 Complete Upper, 223 Remington/556NATO, 16" Barrel, 1:7 Twist, ATLAS S-ONE Handguard, Mid Length Gas System, Anodized Finish, Black, Does Not Include BCG or Charging Handle APAR700305M7

MSRP

$655.00

Was

Price Now

$589.99

12 in stock

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Aero Precision

Aero Precision EPC-9, Complete Upper, 9MM, 16" Barrel, 1:10 Twist, ATLAS S-ONE 15" Handguard, Anodized Finish, Black, Does Not Include BCG or Charging Handle APAR620105M87

MSRP

$590.00

Was

Price Now

$529.99

3 in stock

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Aero Precision

Aero Precision AR15 Complete Upper, 223 Remington/556NATO, 20" Barrel, 1:7 Twist, A2 Detachable Carry Handle and A2 Front Sight Block, Rifle Length Gas System, Anodized Finish, Black, Does Not Include BCG or Charging Handle APAR505611

MSRP

$565.00

Was

Price Now

$509.99

17 in stock

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Battle Arms Development

Battle Arms Development WORKHORSE, Upper Receiver Assembly, 223 Remington/556NATO, 16" Barrel, Mid-length Gas System, Anodized Finish, Black, A2 Flash Hider, WORKHORSE 15" M-LOK Free Float Handguard, Does Not Include Bolt Carrier Group or Charging H

MSRP

$529.99

Was

Price Now

$499.99

4 in stock

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Radical Firearms

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Black, MLOK Handguard, A2 Flash Hider RF00325

MSRP

$474.95

Was

Price Now

$433.97

13 in stock

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Radical Firearms

Radical Firearms Complete Upper Assembly, 300 Blackout, 16" Barrel, 1:8 Twist, Black, MLOK Handguard, A2 Flash Hider RF00375

MSRP

$474.95

Was

Price Now

$433.97

16 in stock

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Radical Firearms

Radical Firearms Complete Upper Assembly, 7.62X39, 16" Barrel, 1:10 Twist, Black, MLOK Handguard, A2 Flash Hider RF00397

MSRP

$474.95

Was

Price Now

$433.97

14 in stock

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Aero Precision

Aero Precision AR15 Complete Upper, 223 Remington/556NATO, 16" Barrel, Magpul MOE Handguard, A2 Front Sight Block, Mid Length Gas System, Anodized Finish, Black, Does Not Include BCG or Charging Handle APAR502506M65

MSRP

$460.00

Was

Price Now

$414.99

1 in stock

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Spike's Tactical

Spike's Tactical Generation 2, Billet, Upper, 223 Remington, 556NATO, Black, Mil-Spec Barrel Nut SFT52B2

MSRP

$270.00

Was

Price Now

$240.52

19 in stock

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Ballistic Advantage

Ballistic Advantage BA10, Upper Receiver, Fits AR10 Rifles, Anodized Finish, Black BAPA100091

MSRP

$215.00

Was

Price Now

$194.99

17 in stock

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Sharps Bros.

Sharps Bros. SBUR04, Billet Upper Receiver, Fits AR15, Black Finish, Includes Forward Assist and Dust Cover SBUR04

MSRP

$204.95

Was

Price Now

$194.70

35 in stock

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Noveske

Noveske Chainsaw, Stripped Upper, N4, Black Finish 03002689

MSRP

$200.00

Was

Price Now

$189.04

2 in stock

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Ballistic Advantage

Ballistic Advantage Upper Receiver, Fits AR15 Rifles, Anodized Finish, Black BAPA100084

MSRP

$175.00

Was

Price Now

$159.99

63 in stock

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Aero Precision

Aero Precision M5 Assembled Upper, For AR10, Anodized, Black APAR308503AC

MSRP

$180.00

Was

Price Now

$154.99

81 in stock

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Yankee Hill Machine Co

Yankee Hill Machine Co A3 Upper Receiver, Fits AR15, 7075-T6 Aluminum, Anodized Finish, Black YHM-100

MSRP

$142.95

Was

Price Now

$125.19

7 in stock

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Ballistic Advantage

Ballistic Advantage Upper Receiver, Fits AR15 Rifles, Anodized Finish, Black BAPA100049

MSRP

$140.00

Was

Price Now

$124.99

116 in stock

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Luth-AR

Luth-AR A2 Upper Receiver, Stripped Upper Receiver, 223 Remington/556NATO, Fits AR-15. Anodized Finish, Black UR-A2-S

MSRP

Was

Price Now

$115.15

5 in stock

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