Shop 1,690 Deals on Complete Uppers

Aero Precision EPC-9 Enhanced Complete Upper Receiver 8.3in 9mm EM-7.3in Handguard FDE

Aero Precision EPC-9 Threaded Complete Upper Receiver 11in 9mm w/ ATLAS R-ONE 10.3in Handguard FDE

Aero Precision Complete Upper M4E1-T 5.56 8in Pistol Barrel SM7.3 Anodized Black

Aero Precision EPC-9 Threaded Complete Upper Receiver 8.3in 9mm w/ ATLAS S-ONE 7.3in Handguard Anodized Black

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine EM-9.3 Anodized Black

Aero Precision Complete Upper Receiver M4E1-T 8in .300 Blackout BRL 7in M-LOK ATLAS S-ONE HG Cerakote Flat Dark Earth

Aero Precision M5E1 Complete Upper Reciever .308 16in Mid Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Cerakote FDE

Aero Precision AR15 Complete Upper 16in 5.56 Mid-Length Barrel w/ Pinned FSB M4 Handguard Includes BCG & CH Anodized Black

Aero Precision M4E1 Threaded Complete Upper 7.5in 5.56 Barrel ATLAS R-ONE 7in M-LOK HG Anodized Black

Aero Precision Complete Upper Receiver M4E1-T .223 16in Wylde Fluted Barrel 15in M-LOK ATLAS S-ONE Handguard Anodized Black

Aero Precision M4E1-E Complete Upper 14.5in 5.56 M4 Carbine Barrel EM-12 Handguard Gen 2 Anodized Black

Aero Precision Complete Upper Receiver M4E1-T .223 18in Wylde Barrel 15in M-LOK ATLAS S-ONE Handguard Anodized Black

Aero Precision M4E1-T Complete Upper Receiver Threaded 5.56x45mm Mid Pencil 16in Barrel ATLAS S-ONE 15in Handguard M-LOK Anodized Black

Aero Precision M5 Complete Upper Receiver 22in 6.5 Creedmoor SS Rifle BRL w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black

Aero Precision AR-15 Upper Assembly 5.56x45mm NATO 20" Barrel MOE Handguard Black

Aero Precision AR-15 Complete Upper Receiver 5.56 Rifle Length 20 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider FDE Cerakote

Aero Precision AR-15 Complete Upper Receiver 5.56 Carbine Length 16 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider FDE Cerakote

Aero Precision M5E1 Complete Upper Reciever .308 18in Rifle Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Cerakote FDE

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 16in Mid Length Pencil Barrel 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black

Aero Precision Complete Upper Receiver M5 .308 Winchester 18in Fluted SS Barrel Rifle Length w/ ATLAS S-ONE 15in M-LOK Handguard FDE

Aero Precision Complete Upper Receiver M5 .308 Winchester 18in Fluted SS Barrel Rifle Length w/ ATLAS S-ONE 15in M-LOK Handguard Anodized Black

Aero Precision M4E1-T Complete Upper .223 Wylde 18in Rifle Length 1/8 15in M-LOK AR15 ATLAS S-ONE A2 Anodize Black

Kaw Valley Precision Carbon Fiber 9mm Complete Barrel Upper Receiver 4.5in Barrel 7.25in CF Handguard XL Linear Compensator Black Medium

Kaw Valley Precision M-Lok 9mm Complete Upper Receiver 4.5mm M-LOK Handguard Black Medium