Quarter Circle 10 Billet Rear Charging Upper Receiver Black Anodized QC-PRCU-S

Volquartsen Llv Competition Upper Receiver 4.5" Ts Black

A hard anodized CNC-machined billet receiver is the foundation of this lightweight setup. The complete barreled receiver weighs under 16oz! The receiver and barrel shroud are precision-machined as one piece from aluminum alloy. An integral Picatinny... ... more

Fightlite Industries Mcr Rear Sight Assembly

For use on MCR rifles and upper receiver assemblies, windage and elevation adjustable, mounts on MIL STD 1913 Pic Rail on MCR Feed and Top Cover Assemblies, Base machined from 6065 T6 aluminum billet, Base Hard Coat Anodized per MIL A 8625F, Type III,... ... more

Next Level Armament NLX .308 AR-10 Billet Upper Receiver Stripped Right Hand Gen 2 Anodized to Mil-Spec Black NLX154

Next Level Armament NLX .308 AR-10 Billet Upper Receiver Stripped Right Hand Gen 2 Anodized to Mil-Spec Black NLX154. Precision machined to exact tolerances you wont find a better platform for your AR10 rifle. Available in left or right hand... ... more

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-45-7.5

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-45-7.5. The patent-pending left side charging handle will allow you to charge your .45ACP cartridges out of the side of your receiver without fear... ... more

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 16in Barrel Black QC-CU-PSCU-G-45-16

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 16in Barrel Black QC-CU-PSCU-G-45-16. The patent-pending left side charging handle will allow you to charge your .45ACP cartridges out of the side of your receiver without fear of... ... more

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 5.5in Barrel Black QC-CU-PSCU-G-9-5.5 Inch

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 5.5in Barrel Black QC-CU-PSCU-G-9-5.5 Inch. 355 Caliber Features of Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly: QC10 Side Charging Upper Receiver Compatible... ... more

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 16in Barrel Black QC-CU-PSCU-G-9-16 Inch

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 16in Barrel Black QC-CU-PSCU-G-9-16 Inch. 355 Caliber Features of Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly: QC10 Side Charging Upper Receiver Compatible... ... more

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-9-7.5 Inch

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-9-7.5 Inch. 355 Caliber Features of Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly: QC10 Side Charging Upper Receiver Compatible... ... more

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine EM-9.3 Anodized Black APAR612275M2

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine EM-9.3 Anodized Black APAR612275M2. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver... ... more

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine RM9.2 Anodized Black APAR712702M2

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine RM9.2 Anodized Black APAR712702M2. The included ATLAS R-ONE Handguard is designed with size and weight in mind while still providing plenty of real-estate to... ... more

Aero Precision EPC-9 Threaded Complete Upper Receiver 11in 9mm w/ ATLAS R-ONE 10.3in Handguard Anodized Black APAR620703M86

Aero Precision EPC-9 Threaded Complete Upper Receiver 11in 9mm w/ ATLAS R-ONE 10.3in Handguard Anodized Black APAR620703M86. The R-ONE handguards are designed with size and weight in mind while still providing plenty of real-estate to accommodate any... ... more

Aero Precision EPC-9 Threaded Complete Upper Receiver 11in 9mm w/ ATLAS S-ONE 10.3in Handguard Anodized Black APAR620103M86

Aero Precision EPC-9 Threaded Complete Upper Receiver 11in 9mm w/ ATLAS S-ONE 10.3in Handguard Anodized Black APAR620103M86. The R-ONE handguards are designed with size and weight in mind while still providing plenty of real-estate to accommodate any... ... more

Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel w/ FSB EM-7 HG No BCG/Charging Handle Anodized Black 10.5in APAR600211M3

Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel w/ FSB EM-7 HG No BCG/Charging Handle Anodized Black 10.5in APAR600211M3. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual appeal and... ... more

DEMO Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel w/ FSB EM-7 HG No BCG/Charging Handle Anodized Black 10.5in APAR600211M3

DEMO Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel w/ FSB EM-7 HG No BCG/Charging Handle Anodized Black 10.5in APAR600211M3. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual... ... more

Sons of Liberty Gun Works M4 Patrol SL Upper Receiver 10.5in FSB Combat Barrel SL Handguard A2 Midwest Combat Rear Sight No BCG or CH Black

Sons of Liberty Gun Works M4 Patrol SL Upper Receiver 10.5in FSB Combat Barrel SL Handguard A2 Midwest Combat Rear Sight No BCG or CH Black. These AR15 Upper Receivers through the expert product experts at Sons of Liberty Gun Works are made by using... ... more

Jacob Grey Firearms JG-15 Stripped Upper Receiver Billet Aluminum Anodized Black JG15URA

Jacob Grey Firearms JG-15 Stripped Upper Receiver Billet Aluminum Anodized Black JG15URA. When you choose a Jacob Grey Upper Receiver you get better than Mil-Spec quality with the features you want. The Jacob Grey JG-15 UR is manufactured using 7075 T6... ... 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

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 10.5in 5.56 Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 10.5in 5.56 Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you... ... more

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EM-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251M14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EM-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251M14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these... ... more

Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel w/ FSB EQ-7 HG No BCG/Charging Handle Anodized Black 10.5in APAR600211Q3

Aero Precision M4E1 Complete Upper Receiver 5.56 Barrel w/ FSB EQ-7 HG No BCG/Charging Handle Anodized Black 10.5in APAR600211Q3. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual appeal and... ... more

Quarter Circle 10 Complete 9mm Upper w/ PMUR 10.5in Barrel 1/2 - 28 10.5in HG FH Black QC-CU-G9-10.5

Quarter Circle 10 Complete 9mm Upper w/ PMUR 10.5in Barrel 1/2 - 28 10.5in HG FH Black QC-CU-G9-10.5. 355 Caliber Features of Quarter Circle 10 Complete 9mm Upper w/ PMUR: QC10 Billet Rear Charging Upper Receiver 9x19mm QPQ Nitride-Treated Barrel... ... more

TacFire Complete Upper Assembly 5.56 NATO 10in Type III Hard Anodized Black Large BU-556-10

TacFire Complete Upper Assembly 5.56 NATO 10in Type III Hard Anodized Black Large BU-556-10. 56 NATO barrel along with a M-LOK freefloating handguard. Mil-Spec BCG and charging handle are included in this build. Specifications for TacFire 5.56 NATO... ... more

Quarter Circle 10 45 ACP Complete Upper Receiver w/ PMUR 5.5in Barrel .578-28 5.5in HG FH Black QC-CU-G45-5.5

Quarter Circle 10 45 ACP Complete Upper Receiver w/ PMUR 5.5in Barrel .578-28 5.5in HG FH Black QC-CU-G45-5.5. Leader in top of the line dedicated AR15 Pistol Caliber parts. This product is not compatible with DI gas systems or rifle-caliber bolts.... ... more

Quarter Circle 10 45 ACP Complete Upper Receiver w/ PMUR 7.5in Barel .578-28 7.5in HG FH Black QC-CU-G45-7.5

Quarter Circle 10 45 ACP Complete Upper Receiver w/ PMUR 7.5in Barel .578-28 7.5in HG FH Black QC-CU-G45-7.5. Leader in top of the line dedicated AR15 Pistol Caliber parts. This product is not compatible with DI gas systems or rifle-caliber bolts.... ... more

Quarter Circle 10 45 ACP Complete Upper Receiver w/ PMUR 16in Barrel .578-28 15in HG FH Black QC-CU-G45-16

Quarter Circle 10 45 ACP Complete Upper Receiver w/ PMUR 16in Barrel .578-28 15in HG FH Black QC-CU-G45-16. Leader in top of the line dedicated AR15 Pistol Caliber parts. This product is not compatible with DI gas systems or rifle-caliber bolts.... ... more

Next Level Armament NLX Billet .308 AR-10 Upper Receiver Stripped and Bolt Carrier Group Combo Left Hand Black/Dark Grey NLX155

Next Level Armament NLX Billet .308 AR-10 Upper Receiver Stripped and Bolt Carrier Group Combo Left Hand Black/Dark Grey NLX155. What good is a left hand eject NLX308 Upper receiver without the left hand NLX308 Bolt Carrier Group? We combined the upper... ... more

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EM-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231M14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EM-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231M14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these... ... more

Aero Precision M4E1 Complete Upper Receiver 5.56 Mid Barrel EM-12 HG No BCG/Charging Handle Anodized Black 14.5in APAR600231M5

Aero Precision M4E1 Complete Upper Receiver 5.56 Mid Barrel EM-12 HG No BCG/Charging Handle Anodized Black 14.5in APAR600231M5. 56 Mid Barrel EM-12 HG. Formulated by using some of the most extremely robust and dependable materials in existence these... ... more

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231Q9

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231Q9. These AR15 Upper Receivers from the trendsetters at Aero Precision comes fully assembled so that you can lock in... ... more

Aero Precision Complete Upper Receiver with Flash Hider M4E1 .300 Barrel EM-9 HG No BCG/Charging Handle Gen 2 Anodized Black 10in APAR600221M4

Aero Precision Complete Upper Receiver with Flash Hider M4E1 .300 Barrel EM-9 HG No BCG/Charging Handle Gen 2 Anodized Black 10in APAR600221M4. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and... ... more

Aero Precision Complete Upper Receiver M4E1 .300 Barrel EQ-7 HG No BCG/Charging Handle Gen 2 Anodized Black 8in APAR600211Q1

Aero Precision Complete Upper Receiver M4E1 .300 Barrel EQ-7 HG No BCG/Charging Handle Gen 2 Anodized Black 8in APAR600211Q1. 300 Blackout Barrels are equipped with Chrome Moly Vanadium barrels. Along with solid fit and finish these AR15 Upper... ... more

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251Q9

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251Q9. These AR15 Upper Receivers from the trendsetters at Aero Precision comes fully assembled so that you can lock in... ... more

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EM-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231M9

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EM-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231M9. These AR15 Upper Receivers from the trendsetters at Aero Precision comes fully assembled so that you can lock in... ... more

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231Q14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231Q14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these... ... more

Aero Precision M4E1 Complete Upper Receiver .223 Wylde Mid Barrel EM-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251M9

Aero Precision M4E1 Complete Upper Receiver .223 Wylde Mid Barrel EM-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251M9. 223 Wylde Mid Barrel will upgrade the look of your upper to a more modern one. These AR15 Upper Receivers... ... more

Black Rain Ordnance Milled Upper Receiver AR-15 5.56x45mm NATO Right Hand Black BRO-MURC-BLK

Black Rain Ordnance Milled Upper Receiver AR-15 5.56x45mm NATO Right Hand Black BRO-MURC-BLK. These AR15 Upper Receivers from Black Rain Ordnance are milled from high quality 7075 T6 billet aluminum. Black anodized finishing adds corrosion resistance... ... more

Aero Precision AR-15 Complete Upper Receiver 5.56 Carbine Length 10.5 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider Anodized Black

Aero Precision AR-15 Complete Upper Receiver 5.56 Carbine Length 10.5 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider Anodized Black. 5" 5.56 Rifle Length Barrel w/ Pinned FSB and Magpul MOE Rifle Length Handguard Specifications for Aero... ... more