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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NBS 16" 5.56 Left Handed Complete Upper -

NBS 16" 5.56 Left Handed Complete Upper

● Availability Unknown

18" Midlength 22 ARC Medium Stainless M-LOK Upper Assembly -

18" Midlength 22 ARC Medium Stainless M-LOK Upper Assembly

● Availability Unknown

Anderson Manufacturing AM-10 AR-10 Gen II Builder Set - 11.5" - Black - Anderson Manufacturing

Anderson Manufacturing

Anderson Manufacturing AM-10 AR-10 Gen II Builder Set - 11.5" - Black

● Availability Unknown

20" Rifle 6mm ARC Medium M-LOK Upper Assembly -

20" Rifle 6mm ARC Medium M-LOK Upper Assembly

● Availability Unknown

18" Carbine 400 Legend Medium M-LOK Upper Assembly -

18" Carbine 400 Legend Medium M-LOK Upper Assembly

● Availability Unknown

16" Carbine 400 Legend Medium M-LOK Upper Assembly -

16" Carbine 400 Legend Medium M-LOK Upper Assembly

● Availability Unknown

10.3 Carbine 5.56 Government M-LOK Upper Assembly -

10.3 Carbine 5.56 Government M-LOK Upper Assembly

● Availability Unknown

16 7.62x39 Phosphate Carbine M-LOK Heavy Upper Assembly -

16 7.62x39 Phosphate Carbine M-LOK Heavy Upper Assembly

● Availability Unknown

7.5 7.62x39 Stainless Steel Medium Pistol M-LOK Upper Assembly -

7.5 7.62x39 Stainless Steel Medium Pistol M-LOK Upper Assembly

● Availability Unknown

NBS 16 5.56 Black Nitride Carbine M-LOK Government Upper Assembly -

NBS 16 5.56 Black Nitride Carbine M-LOK Government Upper Assembly

● Availability Unknown

16 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly -

16 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly

● Availability Unknown

20 5.56 Phosphate + Chrome-Lined Rifle M-LOK Heavy Upper Assembly -

20 5.56 Phosphate + Chrome-Lined Rifle M-LOK Heavy Upper Assembly

● Availability Unknown

NBS 16 5.56 Phosphate Carbine M-LOK M4 Upper Assembly -

NBS 16 5.56 Phosphate Carbine M-LOK M4 Upper Assembly

● Availability Unknown

Foxtrot Mike Products 7" Rear Charging 9mm AR-15 Complete Upper -

Foxtrot Mike Products 7" Rear Charging 9mm AR-15 Complete Upper

● Availability Unknown

NBS 14.5" 5.56 NATO M4A1 SOCOM Carbine Complete Upper w/ FSB -

NBS 14.5" 5.56 NATO M4A1 SOCOM Carbine Complete Upper w/ FSB

● Availability Unknown

12.5 5.56 NATO Government Carbine M-LOK Upper Assembly -

12.5 5.56 NATO Government Carbine M-LOK Upper Assembly

● Availability Unknown

18 .223 Wylde Spiral Fluted Midlength M-LOK Upper Assembly -

18 .223 Wylde Spiral Fluted Midlength M-LOK Upper Assembly

● Availability Unknown

Aero Precision M4E1 Threaded Assembled Upper Receiver and ATLAS S-ONE M-LOK HG Combo - Anodized - 7" - Aero Precision

Aero Precision M4E1 Threaded Assembled Upper Receiver and ATLAS S-ONE M-LOK HG Combo - Anodized - 7"

● Availability Unknown

NBS 16 5.56 NATO Pencil Midlength Lightweight M-LOK Upper Assembly -

NBS 16 5.56 NATO Pencil Midlength Lightweight M-LOK Upper Assembly

● Availability Unknown

NBS 10.5 Slick Side Billet 5.56 Nitride Carbine M-LOK Upper Assembly -

NBS 10.5 Slick Side Billet 5.56 Nitride Carbine M-LOK Upper Assembly

● Availability Unknown

Aero Precision M4E1 Enhanced Upper Receiver and M-LOK Handguard Combo Gen 2 - Anodized Black - 15" - Aero Precision

Aero Precision M4E1 Enhanced Upper Receiver and M-LOK Handguard Combo Gen 2 - Anodized Black - 15"

● Availability Unknown

Foxtrot Mike 16" Rear Charging .45 AR-15 Complete Upper, 15" Handguard, CA Compliant Brake, Includes BCG -

Foxtrot Mike 16" Rear Charging .45 AR-15 Complete Upper, 15" Handguard, CA Compliant Brake, Includes BCG

● Availability Unknown

Foxtrot Mike 16" 9mm Front Charging Complete Upper w/ 4-Port Micro Brake -

Foxtrot Mike 16" 9mm Front Charging Complete Upper w/ 4-Port Micro Brake

● Availability Unknown

Cross Machine Tool UPUR-1LH Billet Left Handed AR-15 Upper Receiver -

Cross Machine Tool UPUR-1LH Billet Left Handed AR-15 Upper Receiver

● Availability Unknown