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| Best Seller  | Faxon Firearms 5.56 NATO Pencil Rifle Barrel 5.56 NATO Carbine-Length 4150 QPQ Nitride Black Nitride 10.5 15A910N10NLQ. These AR15 Barrels by Faxon Firearms are constructed from the best materials such as mil-spec steel or stainless for amazing... ... more | FREE shipping go to store |
 | FN America AR-15 Hammer Forged Barrel 5.56 NATO 14.5 Inch Manganese Phosphate Finish All NFA Rules Apply. 56 NATO 14.5 Inch Manganese Phosphate Finish All NFA Rules Apply 36420 is a great way to make sure you have a top of the line barrel that will not... ... more | FREE shipping go to store |
| Best Seller  | Aero Precision Ar15 Comp Assembled Upper 5.56 Nato Carbine Barrel W/Pinned Fsb - 5.56 Assembled Uppe $20 off $200+. Use code SEPT20AR15 Assembled Upper, 5.56 Nato Carbine Barrel W/Pinned Front sight base MOE SL or MOE SL ML Carbine Handguard - Black Available in 10.5" or 16" barrel. 10.5" Upper Features: Upper: Standard AR15 Upper Receiver Barrel: 10.5" 5.56 Carbine Barrel w/... ... more
Aero Precision Ar15 Comp Assembled Upper 5.56 Nato Carbine Barrel W/Pinned Fsb - 5.56 Assembled Uppe AR15 Assembled Upper, 5.56 Nato Carbine Barrel W/Pinned Front sight base MOE SL or MOE SL ML Carbine Handguard - Black Available in 10.5" or 16" barrel. 10.5" Upper Features: Upper: Standard AR15 Upper Receiver Barrel: 10.5" 5.56 Carbine Barrel w/... | go to store |
 | Aero Precision Ar15 Comp Assembled Upper 5.56 Nato Carbine Barrel W/Pinned Fsb - 5.56 Assembled Uppe $20 off $200+. Use code SEPT20AR15 Assembled Upper, 5.56 Nato Carbine Barrel W/Pinned Front sight base MOE SL or MOE SL ML Carbine Handguard - Black Available in 10.5" or 16" barrel. 10.5" Upper Features: Upper: Standard AR15 Upper Receiver Barrel: 10.5" 5.56 Carbine Barrel w/... ... more
Aero Precision Ar15 Comp Assembled Upper 5.56 Nato Carbine Barrel W/Pinned Fsb - 5.56 Assembled Uppe AR15 Assembled Upper, 5.56 Nato Carbine Barrel W/Pinned Front sight base MOE SL or MOE SL ML Carbine Handguard - Black Available in 10.5" or 16" barrel. 10.5" Upper Features: Upper: Standard AR15 Upper Receiver Barrel: 10.5" 5.56 Carbine Barrel w/... | go to store |
 | Aero Precision Ar15 Comp Assembled Upper 5.56 Nato Carbine Barrel W/Pinned Fsb - 5.56 Assembled Uppe $20 off $200+. Use code SEPT20AR15 Assembled Upper, 5.56 Nato Carbine Barrel W/Pinned Front sight base MOE SL or MOE SL ML Carbine Handguard - Black Available in 10.5" or 16" barrel. 10.5" Upper Features: Upper: Standard AR15 Upper Receiver Barrel: 10.5" 5.56 Carbine Barrel w/... ... more
Aero Precision Ar15 Comp Assembled Upper 5.56 Nato Carbine Barrel W/Pinned Fsb - 5.56 Assembled Uppe AR15 Assembled Upper, 5.56 Nato Carbine Barrel W/Pinned Front sight base MOE SL or MOE SL ML Carbine Handguard - Black Available in 10.5" or 16" barrel. 10.5" Upper Features: Upper: Standard AR15 Upper Receiver Barrel: 10.5" 5.56 Carbine Barrel w/... | go to store |
 | Daniel Defense Upper Receiver Group M4A1 FSP 5.56 Nato 16in 14.5in Barrel M4 Carbine 1-7 Twist 1/2x24in Thread Picatinny Handguard Surefire SF3P Type. This upper features the M4A1 FSP RIS II picatinny quad rail in Flat Dark Earth a 14.5in M4 profile... ... more | FREE shipping go to store |
 | Aero Precision AR15 Complete Upper 16in 5.56 Mid-Length Barrel w/ Pinned FSB M4 Handguard Includes BCG & CH Anodized Black APAR505731. 56 NATO complete upper receiver from Aero Precision. These Mil-Spec AR15 Upper Receivers are built from tough 4150... ... more | FREE shipping go to store |
 | AIM Sports Inc Complete AR Pistol Upper Receiver w/ BCG 5.56 NATO 10.5in Barrel M4 Profile Carbine 1-8 Twist 1/2x28 Thread 10M-LOK Free Float. . Developed by using several of the most extremely heavy duty and dependable resources in existence these... ... more | FREE shipping go to store |
 | Aero Precision AR15 Complete Upper Receiver 16in 5.56 Carbine Barrel w/ Pinned Front Sight Base M4 Handguard Black APAR505621. 56 NATO complete upper receiver from Aero Precision. These Mil-Spec AR15 Upper Receivers are built from tough 4150 Chrome... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Complete Upper Receiver 16in 5.56 M4 Carbine Barrel EM-15 HG Gen 2 FDE Cerakote APAR640252M6. This is a streamlined design that only needs eight screws to mount a free-floating handguard making these AR15 Upper Receivers a more... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Complete Upper Receiver 16in 5.56 M4 Carbine Barrel EQ-12 HG Gen 2 Anodized Black APAR640231Q6. This is a streamlined design that only needs eight screws to mount a free-floating handguard making these AR15 Upper Receivers a more... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Complete Upper Receiver 16in 5.56 M4 Carbine Barrel EM-12 HG Gen 2 Anodized Black APAR640231M6. This is a streamlined design that only needs eight screws to mount a free-floating handguard making these AR15 Upper Receivers a more... ... more | FREE shipping go to store |
 | 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 | FREE shipping go to store |
 | Aero Precision M4E1 Complete Upper Receiver 16in 5.56 M4 Carbine Barrel EQ-15 Gen 2 HG FDE Cerakote APAR640252Q6. This is a streamlined design that only needs eight screws to mount a free-floating handguard making these AR15 Upper Receivers a more... ... more | FREE shipping go to store |
 | Aero Precision M4E1-E Complete Upper 14.5in 5.56 M4 Carbine Barrel EQ-12 Handguard Gen 2 Anodized Black APAR640231Q32. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual appeal and a new... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/MOE BLK SL Handguard STU5025-SLB Spikes Tactical Upper 5.56 16in M4 LE w/MOE BLK SL Handguard STU5025-SLB. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/MOE Grey SL Handguard STU5025-SLG Spikes Tactical Upper 5.56 16in M4 LE w/MOE Grey SL Handguard STU5025-SLG. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/MOE FDE SL Handguard STU5025-SLF Spikes Tactical Upper 5.56 16in M4 LE w/MOE FDE SL Handguard STU5025-SLF. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15... ... more | FREE shipping go to store |
 | Spikes Tactical Barrel 5.56 - 16in M4 LE w/ Gas Block SB51605-M4G Spikes Tactical Barrel 5.56 - 16in M4 LE w/ Gas Block SB51605-M4G. 56 Barrel Extension to ensure more precise shots from your firearm. Spikes Tactical manufactured these AR15 Barrels from sturdy MIL-B-11595E CMV steel complete with a Mil-Spec phosphate... ... more | FREE shipping go to store |
 | Rosco Manufacturing Bloodline 5.56 NATO Barrel M4 10.5in Carbine 1-7 Twist 1/2x28 Thread Nitride Black BL-105-M4-556-7-C. 56 (NATO) barrels are designed to meet the modern day carbine shooters requirements. We are a long way from our daddy's "Sporter"... ... more | FREE shipping go to store |
 | Spikes Tactical Barrel 5.56 - 14.5in Midlength CHF w/M4 Extension w/Gas Block SB51406-MLG Spikes Tactical Barrel 5.56 - 14.5in Midlength CHF w/M4 Extension w/Gas Block SB51406-MLG. 56 Midlength Rifle Barrels. These AR15 Barrels from Spikes Tactical are built incredibly tough and chrome-lined to M249 spec for a service life of over 20000... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Complete Upper Receiver 16in 5.56 M4 Carbine Barrel EQ-12 HG Gen 2 FDE Cerakote APAR640232Q6. This is a streamlined design that only needs eight screws to mount a free-floating handguard making these AR15 Upper Receivers a more... ... more | FREE shipping go to store |
 | Aero Precision AR-15 Complete Upper Receiver 5.56 Carbine Length 16 inch Barrel w/Pinned FSB Magpul MOE SL Handguard A2 Flash Hider Anodized Black. These AR15 Upper Receivers from the innovators at Aero Precision feature a 5.56 barrel that is chambered... ... more | FREE shipping go to store |
 | Aero Precision M4E1-E Complete Upper 14.5in 5.56 M4 Carbine Barrel EQ-12 Handguard Gen 2 Cerakote Flat Dark Earth APAR640232Q32. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual appeal and... ... more | FREE shipping go to store |
 | Aero Precision M4E1-E Complete Upper 14.5in 5.56 M4 Carbine Barrel EM-12 Handguard Gen 2 Anodized Black APAR640231M32. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual appeal and a new... ... more | FREE shipping go to store |
 | 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 | FREE shipping go to store |
 | Noveske CHF Chrome Lined Lo-Pro 5.56 Barrel 10.5in Light Shorty Carbine Length .750 Gas Block Headspaced Bolt 07000119. Noveske crafted these AR15 Barrels with a manganese phosphate finish for enhanced strength and extra resistance to corrosion and... ... more | FREE shipping go to store |
 | Aero Precision M4E1 Complete Upper Receiver 16in 5.56 M4 Carbine Barrel EQ-15 HG Gen 2 Anodized Black APAR640251Q6. This is a streamlined design that only needs eight screws to mount a free-floating handguard making these AR15 Upper Receivers a more... ... more | FREE shipping go to store |
 | FN America Ar15 Barrel 10.5inch Bb M16 5.56 Carbine FN America Ar15 Barrel 10.5inch Bb M16 5.56 Carbine. 5in Barrel M16 5.56 Carbine 10.5in BB M16 5.56 Whether you're training tactically or working with wild boars on the range this FN America AR15 Barrel fits M4 feed ramps and enables consistent... ... more | FREE shipping go to store |
 | Spikes Tactical Barrel 5.56 - 14.5in Midlength CHF w/M4 Extension stripped SB51406-ML Spikes Tactical Barrel 5.56 - 14.5in Midlength CHF w/M4 Extension stripped SB51406-ML. 56 Midlength Rifle Barrels. These AR15 Barrels from Spikes Tactical are built incredibly tough and chrome-lined to M249 spec for a service life of over 20000 rounds.... ... more | FREE shipping go to store |
 | Stag Arms AR-15 Upper Right Hand Receiver 5.56 NATO 16in Barrel NJ Compliant M4 Profile 1-7 Twist 1/2 x 28 Thread Compensator Black STAG15101113. Made to mil-spec standards this upper satisfies the need for a standard GI carbine. Featuring a 5.56x45mm... ... more | FREE shipping go to store |
 | Aero Precision 5.56 CMV M4 Barrel 18in Rifle Length 1-7 Twist 1/2-28 Threaded Anodized Black APRH100159. 5" 5.56 M4 CMV Barrel Carbine Length Specifications for Aero Precision 5.56 CMV M4 Barrel: Manufacturer: Aero Precision Color: Black... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/10in M-LOK Rail STU5025-M1S Spikes Tactical Upper 5.56 16in M4 LE w/10in M-LOK Rail STU5025-M1S. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15 Upper... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/7in BAR2 Rail & FSP STU5025-R7S Spikes Tactical Upper 5.56 16in M4 LE w/7in BAR2 Rail & FSP STU5025-R7S. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/7in M-LOK Rail & FSP STU5025-CM7FP Spikes Tactical Upper 5.56 16in M4 LE w/7in M-LOK Rail & FSP STU5025-CM7FP. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/13.2in M-LOK Rail STU5025-CM3F Spikes Tactical Upper 5.56 16in M4 LE w/13.2in M-LOK Rail STU5025-CM3F. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15 Upper... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/ 12in SAR Rail STU5025-CQ2F Spikes Tactical Upper 5.56 16in M4 LE w/ 12in SAR Rail STU5025-CQ2F. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15 Upper... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/9in BAR2 Rail Black STU5025-R9S Spikes Tactical Upper 5.56 16in M4 LE w/9in BAR2 Rail Black STU5025-R9S. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15... ... more | FREE shipping go to store |
 | Spikes Tactical Upper 5.56 16in M4 LE w/10in SAR3 Rail STU5025-S1S Spikes Tactical Upper 5.56 16in M4 LE w/10in SAR3 Rail STU5025-S1S. 56 M4 Carbine 16in Forged Upper Receiver right into your current build to create a powerful and reliable firearm for sport shooting self-defense or tactical needs. These AR15 Upper... ... more | FREE shipping go to store |
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