Faxon Firearms Ascent Upper Receiver with Flash Hider 5.56x45mm NATO 16 inch Barrel SOCOM Profile Mid Length 1-8 Twist 1/2x28 Thread A2 Birdcage Flash

Faxon Firearms Ascent 5.56x45 Nato Complete Upper Receiver - Ascent 5.56x45 Nato 16" Complete Upper

Faxon Firearms set out to create a dependable and affordable 5.56 upper receiver group that will be a drop-in fit to complete your newest AR-15 build, or as a replacement or spare upper for the firearm you already own. The Faxon Ascent 10.5" Complete... ... more

Faxon Firearms Ar-15 5.56 Gov'T/Socom Barrels - 16" Gov'T/Socom 5.56 Nato Mid-Length 4150 Qpq

Faxon's Gov't / SOCOM 5.56 AR-15 barrel profile is a mix of the standard M4 profile and a heavy profile - skinny behind the gas block with a thicker O.D. ahead of it for a good balance of rigidity (for accuracy) and manageable weight. Machined from... ... more

Faxon Firearms Ascent 350 Legend Complete Upper Receiver - Ascent 350 Legend 16" Complete Upper Rece

FEATURES: Faxon 16" 350 Legend Gunner Profile Barrel Faxon 13" G2 Streamline Aluminum M-Lok Handguard Faxon 5.56 M16 Bolt Carrier Group, Nitrided Faxon Enhanced Forged Upper Receiver A2 Style Flash Hider Mil-spec Charging Handle Mfg: Faxon Firearms ... more

Daniel Defense Upper Receiver with Flash Hider Assembly MK18 RIII URG 5.56x45mm NATO 19.3 inch 10.3 inch Barrel Government Profile Carbine Length 1-7

Daniel Defense Upper Receiver with Flash Hider Assembly MK18 RIII URG 5.56x45mm NATO 19.3 inch 10.3 inch Barrel Government Profile Carbine Length 1-7. 3 inch Cold Hammer Forged M4 Profile barrel with a Daniel Defense Flash Suppressor a GRIP-N-RIP... ... more

Daniel Defense Upper Receiver with Flash Hider Assembly DD4 RIIIS URG 5.56x45mm NATO 20.5 inch 11.5 inch Barrel Government Profile Carbine Length 1-7

Daniel Defense Upper Receiver with Flash Hider Assembly DD4 RIIIS URG 5.56x45mm NATO 20.5 inch 11.5 inch Barrel Government Profile Carbine Length 1-7. 5 inch Cold Hammer Forged Government Profile barrel with a Daniel Defense Flash Suppressor a... ... more

Daniel Defense Upper Receiver with Flash Hider Assembly MK18 RIII URG 5.56x45mm NATO 19.3 inch 10.3 inch Barrel Government Profile Carbine Length 1-7

Daniel Defense Upper Receiver with Flash Hider Assembly MK18 RIII URG 5.56x45mm NATO 19.3 inch 10.3 inch Barrel Government Profile Carbine Length 1-7. 3 inch Cold Hammer Forged M4 Profile barrel with a Daniel Defense Flash Suppressor a GRIP-N-RIP... ... more

Faxon Firearms Ascent Upper Receiver with Flash Hider 5.56x45mm NATO 10.5 inch Barrel SOCOM Profile Carbine Length 1-8 Twist 1/2x28 Thread A2 Birdcage

Faxon Firearms Ascent Upper Receiver with Flash Hider 5.56x45mm NATO 10.5 inch Barrel SOCOM Profile Carbine Length 1-8 Twist 1/2x28 Thread A2 Birdcage. 5 inch 5.56x45mm NATO Upper Receiver with Flash Hider Assembly then you have come to the ideal... ... more

Alpha Shooting Sports SSR15 Upper Receiver 5.56x45mm NATO 16in Hybrid Profile Mid Length 1-8 Twist Free Floating M-LOK Handguard A2 Flash Hider

Alpha Shooting Sports SSR15 Upper Receiver 5.56x45mm NATO 16in Hybrid Profile Mid Length 1-8 Twist Free Floating M-LOK Handguard A2 Flash Hider. 56x45mm NATO Upper Receiver with Flash Hider Assembly. Established working with several of the most... ... more

Daniel Defense Upper Receiver with Flash Hider Assembly DD4 RIII URG 5.56x45mm NATO 25 inch 16 inch Barrel Government Profile Mid Length 1-7 Twist

Daniel Defense Upper Receiver with Flash Hider Assembly DD4 RIII URG 5.56x45mm NATO 25 inch 16 inch Barrel Government Profile Mid Length 1-7 Twist. It features a 12.5 inch lightweight RIS III railmodeled after the revolutionary RIS II two-piece... ... more

POF USA Wonder Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel Carbine Length Lo Pro DI Renegade Three-Prong Flash Hider Winter

POF USA Wonder Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel Carbine Length Lo Pro DI Renegade Three-Prong Flash Hider Winter. 56 16.5" Barrel Mid?Length Lo Pro DI Gas Block 14.5" Rail. The Wonder Rifle is our answer to a... ... more

POF USA Wonder Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel Carbine Length Lo Pro DI Renegade Three-Prong Flash Hider Blue

POF USA Wonder Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel Carbine Length Lo Pro DI Renegade Three-Prong Flash Hider Blue. 56 16.5" Barrel Mid?Length Lo Pro DI Gas Block 14.5" Rail. The Wonder Rifle is our answer to a lightweight... ... more

POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel 5 Position Adjustable M-Lok Edge Three-Prong Flash Hider Tungsten

POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel 5 Position Adjustable M-Lok Edge Three-Prong Flash Hider Tungsten. Originally developed over 15 years ago POF USA has been constantly testing upgrading and improving... ... more

POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel 5 Position Adjustable M-Lok Edge Three-Prong Flash Hider Olive

POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 34 in Length 10.5 in Barrel 5 Position Adjustable M-Lok Edge Three-Prong Flash Hider Olive. Originally developed over 15 years ago POF USA has been constantly testing upgrading and improving the... ... more

TRYBE Defense Complete Upper Receiver AR-15 5.56x45mm NATO 16in 5R Barrel 1-7 Twist 15in M-LOK Rail A2 Flash Hider BCG and CH Nitride Black UPPER16556

TRYBE Defense Complete Upper Receiver AR-15 5.56x45mm NATO 16in 5R Barrel 1-7 Twist 15in M-LOK Rail A2 Flash Hider BCG and CH Nitride Black UPPER16556. You need it. If you're ready to enjoy the awesomeness that is an AR Pistol the TRYBE Defense AR-15... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in Quad Rail Handguard No BCG/CH

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in Quad Rail Handguard No BCG/CH. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you the... ... more

DEMO TRYBE Defense Complete Upper Receiver AR-15 5.56x45mm NATO 16in 5R Barrel 1-7 Twist 15in M-LOK Rail A2 Flash Hider BCG and CH Nitride Black

DEMO TRYBE Defense Complete Upper Receiver AR-15 5.56x45mm NATO 16in 5R Barrel 1-7 Twist 15in M-LOK Rail A2 Flash Hider BCG and CH Nitride Black. You need it. If you're ready to enjoy the awesomeness that is an AR Pistol the TRYBE Defense AR-15 16"... ... more

Faxon Firearms Ascent Upper Receiver with Flash Hider 22 ARC 16 inch Barrel Gunner Profile Rifle Length 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash

Faxon Firearms Ascent Upper Receiver with Flash Hider 22 ARC 16 inch Barrel Gunner Profile Rifle Length 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash. The 22 ARC was engineered to use modern high-BC bullets. Designing the cartridge and chamber in unison... ... more

Angstadt Arms AR-15 Complete Upper Assembly with Flash Hider 5.56x45mm 16 inch Barrel M4 Profile 1-7 Twist 1/2x28 Black Nitride Black AAUT056016

Angstadt Arms AR-15 Complete Upper Assembly with Flash Hider 5.56x45mm 16 inch Barrel M4 Profile 1-7 Twist 1/2x28 Black Nitride Black AAUT056016. 56/.233 upper receiver assembly with 16 inch barrel and 15 inch hand guard. Ready to run with any AR-15... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in Quad Rail Handguard No BCG/CH

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in Quad Rail Handguard No BCG/CH. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you the... ... more

Faxon Firearms AR-9 Complete Upper Receiver 9mm SAMMI 15 inch Aluminum Handguard 16 inch Taper Barrel Gen 2 BCG A2 Flash Hider Black FX916U URSSB762

Faxon Firearms AR-9 Complete Upper Receiver 9mm SAMMI 15 inch Aluminum Handguard 16 inch Taper Barrel Gen 2 BCG A2 Flash Hider Black FX916U URSSB762. Faxon Firearms designed these AR15 Upper Receivers with an ambidextrous charging handle to suit both... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in M-LOK Handguard No BCG/CH Magpul

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in M-LOK Handguard No BCG/CH Magpul. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in Quad Rail Handguard No BCG/CH

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in Quad Rail Handguard No BCG/CH. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you the... ... more

Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel GOV Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101011

Stag Arms AR-15 Retro Right Hand Upper Receiver 5.56 NATO 20in Barrel GOV Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101011. Made to mil-spec standards with a removable A3 carry handle and a rifle length thermoplastic... ... more

Luth-AR A3 Complete Upper Receiver Assembled 14.5in SOCOM Profile Barrel 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ F Marked FSB and and 2-Piece CAR

Luth-AR A3 Complete Upper Receiver Assembled 14.5in SOCOM Profile Barrel 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ F Marked FSB and and 2-Piece CAR. 5? M4 SOCOM profile barrel with F Marked Front Sight Base 5.56mm made from 4150 CMV steel with a 1-7?... ... more

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider w/Gas Block

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider w/Gas Block. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product professionals... ... more

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider Black AR0375B

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 16 Inch Barrel Mid-Length Profile 1-9 Twist 1/2-28 Thread A2 Flash Hider Black AR0375B. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product... ... more

Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel M4 Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101111

Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel M4 Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black STAG15101111. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in M-LOK Handguard No BCG/CH Magpul

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in M-LOK Handguard No BCG/CH Magpul. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you... ... more

Daniel Defense Complete Upper Receiver w/ Flash Hider DDM4-V7-LW 5.56mm NATO 16 in Barrel Low Profile Mid 1-7 Twist Free-Floating MFR XS M-LOK Rail 15

Daniel Defense Complete Upper Receiver w/ Flash Hider DDM4-V7-LW 5.56mm NATO 16 in Barrel Low Profile Mid 1-7 Twist Free-Floating MFR XS M-LOK Rail 15. It features a mid-length gas system for smooth reliable cycling and reduced wear on moving parts. A... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 9mm 7.5in Pistol 4150 Chrome Moly Steel Barrel 1-10 Twist 7in M-LOK Rail A2 Flash Hider

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 9mm 7.5in Pistol 4150 Chrome Moly Steel Barrel 1-10 Twist 7in M-LOK Rail A2 Flash Hider. 5in Complete Upper Receiver w/ Pistol Lower Parts Kit features a 7.5in pistol profile made of 4150... ... more

Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black

Stag Arms AR-15 Upper Left Hand Receiver 5.56 NATO 16in Barrel Maryland Compliant HBAR Profile 1-7 Twist 1/2 x 28 Thread A2 Birdcage Flash Hider Black. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a... ... more

Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black LH0400

Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black LH0400. 223/5.56mm Completed Upper then you have turned up at the absolute appropriate spot.. Formulated... ... more

DEMO Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black

DEMO Rock River Arms Completed Upper Receiver Left Handed RAGE .223/5.56mm 16 Inch Barrel 1/2-28 Thread Free-Float Handguard A2 Flash Hider Black. 223/5.56mm Completed Upper then you have turned up at the absolute appropriate spot.. Formulated working... ... more

Radical Firearms Complete Upper Assembly 16 inch 5.56 SOCOM mid 15 inch MHR A2 Flash Hider w/BCG and CH Black CFU16-5.56SOC-15MHR

Radical Firearms Complete Upper Assembly 16 inch 5.56 SOCOM mid 15 inch MHR A2 Flash Hider w/BCG and CH Black CFU16-5.56SOC-15MHR. 56mm is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter... ... 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