Upper Receivers

Compare upper receivers prices from top retailers. Find the best deals across all major brands.

Top Upper Receivers Brands

Aero Precision 592 CMMG 533 Palmetto State Armory 497 Abc Rifle Company 232 LWRC 173 Sons Of Liberty Gun Works 170

Upper Receivers Calibers

5.56x45mm NATO 3,101 223 Remington 765 300 Blackout 694 9mm Luger 622 308 Winchester 486 223 Wylde 378

All Upper Receivers Products (7,433 results)

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Unknown 5.56mm Upper Receiver with 10.5 Inch Barrel (No Charging Handle or BCG) -

Unknown 5.56mm Upper Receiver with 10.5 Inch Barrel (No Charging Handle or BCG)

● Out of Stock

MCX-SPEAR LT 16" UPPER AR CONVERSION KIT 7.62X39-BLACK - Sig Sauer

MCX-SPEAR LT 16" UPPER AR CONVERSION KIT 7.62X39-BLACK

● Out of Stock

MCX-SPEAR LT 11.5" UPPER AR CONVERSION KIT 7.62X39-BLACK - Sig Sauer

MCX-SPEAR LT 11.5" UPPER AR CONVERSION KIT 7.62X39-BLACK

● Out of Stock

MCX-SPEAR LT AR CONVERSION KIT - 16" 5.56 NATO - Sig Sauer

MCX-SPEAR LT AR CONVERSION KIT - 16" 5.56 NATO

● Out of Stock

MCX-SPEAR LT 11.5 UPPER AR CONVERSION KIT 5.56 NATO-BLACK - Sig Sauer

MCX-SPEAR LT 11.5 UPPER AR CONVERSION KIT 5.56 NATO-BLACK

● Out of Stock

MCX-RATTLER LT UPPER ASSEMBLY - 6.75" 300BLK - Sig Sauer

MCX-RATTLER LT UPPER ASSEMBLY - 6.75" 300BLK

● Out of Stock

UPPER RECEIVER ASSY, MPX, SEMI, DUST COVER, EJECTOR, BARREL CLAMP, HARDWARE - Sig Sauer

UPPER RECEIVER ASSY, MPX, SEMI, DUST COVER, EJECTOR, BARREL CLAMP, HARDWARE

● Out of Stock

UPPER RECEIVER ASSY, MCX, GEN 2, SEMI, GRY - Sig Sauer

UPPER RECEIVER ASSY, MCX, GEN 2, SEMI, GRY

● Out of Stock

MCX-RATTLER LT 7.62X39 7.75IN CAL-X KIT WITH (1) 28RD MAG - Sig Sauer

MCX-RATTLER LT 7.62X39 7.75IN CAL-X KIT WITH (1) 28RD MAG

● Out of Stock

MCX SPEAR LT UPPER RECEIVER ASSEMBLY-BLACK - Sig Sauer

MCX SPEAR LT UPPER RECEIVER ASSEMBLY-BLACK

● Out of Stock

Brownells Gau-5a Upper Receiver 5.56x45mm NATO 12.7 Twist 1-12 Lightweight Finis - Brownells

Brownells Gau-5a Upper Receiver 5.56x45mm NATO 12.7 Twist 1-12 Lightweight Finis

Price unavailable

● Out of Stock

Sylvan Arms Conversion Block AR-15 to 9mm Luger P320 Black -

Sylvan Arms Conversion Block AR-15 to 9mm Luger P320 Black

● In Stock

DPMS Panther Arms

DPM KITTY PST 338ARC 10R 8B QD

● In Stock

CHIAPPA M4-22 GEN II PRO UPPER 22LR 16 10RD - Chiappa Firearms

Chiappa Firearms

CHIAPPA M4-22 GEN II PRO UPPER 22LR 16 10RD

● Out of Stock

CHIAPPA UPPER M4-22 GEN II PRO 22LR (2) 28RD MAG - Chiappa Firearms

Chiappa Firearms

CHIAPPA UPPER M4-22 GEN II PRO 22LR (2) 28RD MAG

● Out of Stock

V Seven Weapon Systems 2055 Enlightened AR-15 Upper Receivers - V Seven Weapon Systems

V Seven Weapon Systems

V Seven Weapon Systems 2055 Enlightened AR-15 Upper Receivers

● In Stock

V Seven Weapon Systems 7075 Billet Enlightened AR15 Upper - V Seven Weapon Systems

V Seven Weapon Systems

V Seven Weapon Systems 7075 Billet Enlightened AR15 Upper

● Availability Unknown

V Seven Weapon Systems Ultra Light Port Door AR15 - Classic - V Seven Weapon Systems

V Seven Weapon Systems

V Seven Weapon Systems Ultra Light Port Door AR15 - Classic

● In Stock

Milspec/GI Upper Parts Kit - .308 -

Milspec/GI Upper Parts Kit - .308

● In Stock

Milspec/GI AR-15 Ejection Port Door/Dust Cover Kit -

Milspec/GI AR-15 Ejection Port Door/Dust Cover Kit

● In Stock

Milspec/GI AR-15 Ejection Port Door/Dust Cover -

Milspec/GI AR-15 Ejection Port Door/Dust Cover

● In Stock

Lewis Machine & Tool (LMT) AR-15 MRP-L M-LOK Monolithic Upper Receiver - 13.25" - Lewis Machine and Tool

Lewis Machine and Tool

Lewis Machine & Tool (LMT) AR-15 MRP-L M-LOK Monolithic Upper Receiver - 13.25"

● In Stock

Forward Controls Design URF V3 AR-15 Stripped Billet Upper Receiver - Forward Controls Design

Forward Controls Design

Forward Controls Design URF V3 AR-15 Stripped Billet Upper Receiver

● In Stock

RogueOps RO21 AR-15 Billet Upper Receiver - Rogueops

RogueOps RO21 AR-15 Billet Upper Receiver

● In Stock