Kaw Valley Precision Carbon Fiber 9mm Complete Barrel Upper Receiver 8.5in Barrel 10.25in CF Handguard XL Linear Compensator Black Medium

Stern Defense Ar-15 Sd Mod 5 9mm Upper Receivers M-Lok Complete - Sd Mod 5 9mm Upper Receiver 8.5in

The Stern Defense SD Mod 5 9mm Upper Receivers are unique with handguards that extend beyond the end of the barrels. The 8.5" barreled upper has a 10" M-LOK free float handguard, and the 6" barreled upper has an 8" M-LOK free float handguard. To bring... ... more

Stern Defense Ar-15 Sd Mod 4 9mm Upper Receiver M-Lok Complete - Sd Mod 4 9mm Upper Receiver 16.1in

The Stern Defense SD Mod 4 9mm Upper Receiver is a complete, ready to go, upper receiver solution for those looking to spend less time building and more time shooting. The 16.1 inch, 1-10 twist, Melonited barrel, is free float in a 12in M-LOK handguard... ... more

Aero Precision M4e1 Upper Receivers Complete .300 Blackout - Assembled Upper 10" Barrel 9" M-Lok A

This complete upper includes Aero Precision's new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Their proprietary ATLAS attachment system is a... ... more

Kaw Valley Precision M-Lok 9mm Complete Upper Receiver 8.5mm M-LOK Handguard Black Medium KVP-MLOK-9UP-8LC

Kaw Valley Precision M-Lok 9mm Complete Upper Receiver 8.5mm M-LOK Handguard Black Medium KVP-MLOK-9UP-8LC. After assembly each upper is test fired to prove its function before leaving our warehouse Specifications for Kaw Valley Precision M-Lok 9mm... ... more

Kaw Valley Precision M-Lok 9mm Complete Upper Receiver 4.5mm M-LOK Handguard Black Medium KVP-MLOK-9UP-4LC

Kaw Valley Precision M-Lok 9mm Complete Upper Receiver 4.5mm M-LOK Handguard Black Medium KVP-MLOK-9UP-4LC. After assembly each upper is test fired to prove its function before leaving our warehouse Specifications for Kaw Valley Precision M-Lok 9mm... ... more

Kaw Valley Precision Slim PCC Carbon Fiber Handguard 10.25in Black Medium KVP-CF-10

Kaw Valley Precision Slim PCC Carbon Fiber Handguard 10.25in Black Medium KVP-CF-10. These lightweight carbon fiber handguards feature a 1 5/8in outside diameter providing the thinnest lightest and strongest handguard possible while still allowing... ... more

Kaw Valley Precision 9mm Caliber 4150 QPQ AR-15 Barrel 8.5in Black Small KVP-9MM-BBL-8

Kaw Valley Precision 9mm Caliber 4150 QPQ AR-15 Barrel 8.5in Black Small KVP-9MM-BBL-8. KVP 9MM barrels have an integrated feed ramp and will work with both Colt and Glock style AR-9 rifles or pistols. All barrels are manufactured under ISO:9001 &... ... more

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

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 16in Mid-Length Barrel 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized. Specifications for Aero Precision M4E1 16in 5.56 ATLAS R-ONE M-LOK Complete Upper Receiver with Flash... ... more

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

Aero Precision M5E1 Complete Upper Reciever .308 18in Rifle Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Anodized Black. 308 rifle upper assemblies you can buy. The Aero Precision AR 308 Upper includes an M4 length gas block 18"... ... more

Aero Precision M5E1 Complete Upper Reciever 6.5 CM 24in Rifle Barrel 1-8 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Cerakote FDE

Aero Precision M5E1 Complete Upper Reciever 6.5 CM 24in Rifle Barrel 1-8 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Cerakote FDE. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and... ... more

Aero Precision M4E1 Threaded .223 Wylde Complete Upper Receiver 16in Mid-Length Barrel 1-8 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized

Aero Precision M4E1 Threaded .223 Wylde Complete Upper Receiver 16in Mid-Length Barrel 1-8 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized. The R-ONE handguards are designed with size and weight in mind while still providing plenty of... ... more

Kaw Valley Precision Carbon Fiber 9mm Complete Barrel Upper Receiver 4.5in Barrel 7.25in CF Handguard XL Linear Compensator Black Medium KVP-CF9-4XLLC

Kaw Valley Precision Carbon Fiber 9mm Complete Barrel Upper Receiver 4.5in Barrel 7.25in CF Handguard XL Linear Compensator Black Medium KVP-CF9-4XLLC. After assembly each upper is test fired to prove its function before leaving our warehouse... ... more

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 105in M4 Barrel 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized APAR700702M2

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 105in M4 Barrel 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized APAR700702M2. The R-ONE handguards are designed with size and weight in mind while still providing plenty of... ... more

Kaw Valley Precision Slim PCC Carbon Fiber Handguard 8.25in Black Small KVP-CF-8

Kaw Valley Precision Slim PCC Carbon Fiber Handguard 8.25in Black Small KVP-CF-8. These lightweight carbon fiber handguards feature a 1 5/8in outside diameter providing the thinnest lightest and strongest handguard possible while still allowing... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Aero Precision M5 Complete Upper Receiver 16in .308 CMV Mid Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M22

Aero Precision M5 Complete Upper Receiver 16in .308 CMV Mid Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M22. 308 CMV Complete Upper Receiver w/ ATLAS S-ONE Handguard. This upper by Aero Precision features an ATLAS S-ONE handguard... ... more

Aero Precision M5 Complete Upper Receiver 16in .308 CMV Mid Barrel w/ATLAS S-ONE 12in M-LOK Handguard Anodized Black APAR538104M22

Aero Precision M5 Complete Upper Receiver 16in .308 CMV Mid Barrel w/ATLAS S-ONE 12in M-LOK Handguard Anodized Black APAR538104M22. 308 CMV Complete Upper Receiver w/ ATLAS S-ONE Handguard. This upper by Aero Precision features an ATLAS S-ONE handguard... ... more

Aero Precision AR15 Complete Upper Receiver 16in 5.56 Mid-Length Barrel w/ Pinned Front Sight Base M4 Handguard Black APAR505631

Aero Precision AR15 Complete Upper Receiver 16in 5.56 Mid-Length Barrel w/ Pinned Front Sight Base M4 Handguard Black APAR505631. 56 NATO complete upper receiver from Aero Precision. These Mil-Spec AR15 Upper Receivers are built from tough 4150 Chrome... ... more

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 16in M4 Barrel 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized APAR700705M6

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 16in M4 Barrel 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized APAR700705M6. Specifications for Aero Precision M4E1 16in 5.56 ATLAS R-ONE M-LOK Complete Upper Receiver with Flash... ... more

Angstadt Arms Complete Upper Assembly AR-15 5.5 in Handguard 6 in Barrel A2 Flash Hider Picatinny/M-LOK 1/2x28 Black AAUDP0906U

Angstadt Arms Complete Upper Assembly AR-15 5.5 in Handguard 6 in Barrel A2 Flash Hider Picatinny/M-LOK 1/2x28 Black AAUDP0906U. Ready to run with any 9MM AR-15 dedicated lower receiver. Specifications for Angstadt Arms AR-15 Complete 9mm Upper... ... more

Ghost Firearms Vital Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Birdcage

Ghost Firearms Vital Complete Upper Receiver 9mm 9x19 Para 7.5 inch 4150 Light HBAR Barrel 1-10 Twist 7 inch M-LOK Free Float Hand Guard A2 Birdcage. With an A2 birdcage flash hider this Upper Receiver from Ghost Firearms allows you to use a Glock or... ... more

Angstadt Arms Complete Upper Assembly AR-15 4 in Handguard 4.5 in Barrel 3-Lug Muzzle Brake Picatinny/M-LOK 1/2x36 Black AAUT109045

Angstadt Arms Complete Upper Assembly AR-15 4 in Handguard 4.5 in Barrel 3-Lug Muzzle Brake Picatinny/M-LOK 1/2x36 Black AAUT109045. Ready to run with any 9MM AR-15 dedicated lower receiver. Specifications for Angstadt Arms AR-15 Complete 9mm Upper... ... more

Aero Precision Complete Upper Receiver M4E1-E 10.5in 5.56 Barrel Quantum 9in M-LOK Handguard Anodized Black APAR640102M2

Aero Precision Complete Upper Receiver M4E1-E 10.5in 5.56 Barrel Quantum 9in M-LOK Handguard Anodized Black APAR640102M2. These AR15 Upper Receivers from Aero Precision include an upper receiver forged from 7075 T6 aluminum with a Quantum Handguard and... ... more

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Elite Complete Upper Receiver 9mm 9x19 Para 16 inch 4150 Light HBAR Barrel 1-10 Twist 14 inch M-LOK Free Float Hand Guard A2 Flash. Ghost Firearms designed these AR15 Upper Receivers from 7075 T6 aluminum for a rugged build that won't... ... more

Faxon Firearms AR-9 Complete Upper Receiver 9mm SAMMI 13 inch Aluminum Handguard 16 inch Taper Barrel Gen 2 BCG A2 Flash Hider Black FX916U

Faxon Firearms AR-9 Complete Upper Receiver 9mm SAMMI 13 inch Aluminum Handguard 16 inch Taper Barrel Gen 2 BCG A2 Flash Hider Black FX916U. Featuring a lightweight and durable design this upper receiver is engineered for reliability and accuracy in a... ... more

Angstadt Arms Complete Upper Assembly AR-15 10 in Handguard 10.5 in Barrel A2 Flash Hider Picatinny/M-LOK 1/2x36 Black AAUT009105

Angstadt Arms Complete Upper Assembly AR-15 10 in Handguard 10.5 in Barrel A2 Flash Hider Picatinny/M-LOK 1/2x36 Black AAUT009105. Ready to run with any 9MM AR-15 dedicated lower receiver. Specifications for Angstadt Arms AR-15 Complete 9mm Upper... ... more

Aero Precision M5E1 Complete Upper Reciever .308 20in Rifle Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Cerakote FDE

Aero Precision M5E1 Complete Upper Reciever .308 20in Rifle Barrel 1-10 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Cerakote FDE. 308 Barrel Complete Upper Receiver. While there's several options to choose from all of these AR15 Upper... ... more