Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 10.5in Barrel Black QC-CU-PSCU-G-45-10.5

Troy Upper Receiver Assembly AR-15 A3 223 Wylde 11.5in Barrel Ultra-Low Profile 10.5in SOCC Handguard Black SUPG-A3S-11BT-01

Troy Upper Receiver Assembly AR-15 A3 223 Wylde 11.5in Barrel Ultra-Low Profile 10.5in SOCC Handguard Black SUPG-A3S-11BT-01. Developed specifically for todays war fighter and Law Enforcement led by Special Operations field requirements. The M-Lok... ... 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

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

Sons of Liberty Gun Works Half Complete Upper Receiver M4-89 5.56mm 11.5in 10.5in Combat Barrel M89 Rail A2 Flash Hider No BCG or CH Black

Sons of Liberty Gun Works Half Complete Upper Receiver M4-89 5.56mm 11.5in 10.5in Combat Barrel M89 Rail A2 Flash Hider No BCG or CH Black. 56 Half Complete Upper Receiver then you have turned up at the right location.. Formulated using some of the... ... more

Sons of Liberty Gun Works Half Complete Upper Receiver M4-89 5.56mm 10.5in 9.5in Combat Barrel M89 Rail A2 Flash Hider No BCG or CH Black

Sons of Liberty Gun Works Half Complete Upper Receiver M4-89 5.56mm 10.5in 9.5in Combat Barrel M89 Rail A2 Flash Hider No BCG or CH Black. 56 Half Complete Upper Receiver then you have turned up at the right location.. Formulated using some of the most... ... more

XTS Complete Upper Receiver w/o BCG w/ Ce Rail AR-15 .223/5.56 19.5in 10.5in Barrel Pistol 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride

XTS Complete Upper Receiver w/o BCG w/ Ce Rail AR-15 .223/5.56 19.5in 10.5in Barrel Pistol 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With an... ... more

Troy AR-15 A3 Upper Receiver Assembly 223 Wylde 11.5in Barrel w/ 10.5in SOCC-Series Handguard Black Carbine SUPG-A3S-11BT-00

Troy AR-15 A3 Upper Receiver Assembly 223 Wylde 11.5in Barrel w/ 10.5in SOCC-Series Handguard Black Carbine SUPG-A3S-11BT-00. Developed specifically for todays First Responders Law Enforcement and Shooting Enthusiasts. The SOCC M-Lok Battlerail... ... more

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish Blue

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish Blue. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With... ... more

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With an... ... more

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With an... ... more

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish Red

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish Red. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With... ... more

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With an... ... more

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish OD

XTS Complete Upper Receiver w/o BCG AR-15 223/5.56 19.5in 10.5in Carbinel Government 1-7 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride Finish OD. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With an... ... 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

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 Side Charging Complete 45 ACP Upper Receiver Assembly 5.5in Barrel Black QC-CU-PSCU-G-45-5.5

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 5.5in Barrel Black QC-CU-PSCU-G-45-5.5. 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

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

Quarter Circle 10 .45 ACP Barrel 10.5in Black Nitride QC-BRL-45-10.5

Quarter Circle 10 .45 ACP Barrel 10.5in Black Nitride QC-BRL-45-10.5. 45 ACP Barrel to ensure you're shooting with maximum precision. These Rifle Barrels made by Quarter Circle 10 are designed with a QPQ nitride finish for superior strength and... ... more

POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 10.5in Barrel 9in M-LOK Rail Black Anodized 1269

POF USA P415 Edge Upper Receiver Assembly 5.56x45mm NATO 10.5in Barrel 9in M-LOK Rail Black Anodized 1269. Originally developed over 15 years ago POF USA has been constantly testing upgrading and improving the design to perfect it. The P-415 features... ... more

POF USA Renegade Plus Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel 9.5in Picatinny Rail Black Anodized 1446

POF USA Renegade Plus Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel 9.5in Picatinny Rail Black Anodized 1446. Designed to stand out from the crowd of other AR15 Upper Receivers the Renegade Plus has high-quality improvements like POF's roller... ... more

POF USA P415 Edge Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel M-LOK Rail Black 1515

POF USA P415 Edge Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel M-LOK Rail Black 1515. Originally developed over 15 years ago POF USA has been constantly testing upgrading and improving the design to perfect it. The P-415 features the E2... ... more

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 10in HG M-LOK RPR 5/8x24 A2 FH Black CFU10.5-300HBAR-10RPR

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 10in HG M-LOK RPR 5/8x24 A2 FH Black CFU10.5-300HBAR-10RPR. 5in HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the... ... more

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 9in HG M-LOK MHR 5/8x24 A2 FH Black CFU10.5-300HBAR-9MHR

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 9in HG M-LOK MHR 5/8x24 A2 FH Black CFU10.5-300HBAR-9MHR. 5in HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice... ... more

Ghost Firearms Vital Upper Receiver Pistol Lower Parts Kit .300 Blackout 10.5in Pistol Light HBAR Barrel 1-8 Twist 9in M-LOK Freefloat Handguard Blk

Ghost Firearms Vital Upper Receiver Pistol Lower Parts Kit .300 Blackout 10.5in Pistol Light HBAR Barrel 1-8 Twist 9in M-LOK Freefloat Handguard Blk. 300 Blackout Complete Upper Receiver w/Pistol Lower Parts Kit is full of them. Ghost Firearms expertly... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 10.5in 1-7 Twist 1/2x28 Thread Black 556N105CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 10.5in 1-7 Twist 1/2x28 Thread Black 556N105CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly .300 AAC Blackout 10.5in Black 300BO105ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly .300 AAC Blackout 10.5in Black 300BO105ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 7.62x39mm 10.5in Black 76239105ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 7.62x39mm 10.5in Black 76239105ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was... ... more

Troy Upper Receiver Kit 10.5in Barrel SOCC Handguard 9.25in A4 w/Sights Black SUPG-A4S-10BT-00

Troy Upper Receiver Kit 10.5in Barrel SOCC Handguard 9.25in A4 w/Sights Black SUPG-A4S-10BT-00. These AR15 Upper Receivers by Troy come with an M-LOK free float handguard with Troy SOLO Charging handles and MLOK positions for unlimited mounting... ... more

Sons of Liberty Gun Works Half Complete Upper Receiver M4-EXO3 5.56mm 11.5in 10.5in Combat Barrel EXO3 Rail A2 Flash Hider No BCG or CH Black

Sons of Liberty Gun Works Half Complete Upper Receiver M4-EXO3 5.56mm 11.5in 10.5in Combat Barrel EXO3 Rail A2 Flash Hider No BCG or CH Black. 56 Half Complete Upper Receiver then you have found yourself in the absolute right location.. Formulated... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 10.5in Black 556N105ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 10.5in Black 556N105ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was... ... more

Ghost Firearms Vital Upper Receiver Pistol Lower Parts Kit 7.62x39 10.5in Carbine Light HBAR Barrel 1-10 Twist 9in M-LOK Freefloat Handguard Blk

Ghost Firearms Vital Upper Receiver Pistol Lower Parts Kit 7.62x39 10.5in Carbine Light HBAR Barrel 1-10 Twist 9in M-LOK Freefloat Handguard Blk. This complete upper assembly kit by Ghost Firearms comes with a solid 4150 Light H Bar Button Rifle Barrel... ... more

Aero Precision M4E1-E Complete Upper 10.5in 5.56 BRL EM-9 Gen2 HG Anodized W/BCG/CH Black APAR900000

Aero Precision M4E1-E Complete Upper 10.5in 5.56 BRL EM-9 Gen2 HG Anodized W/BCG/CH Black APAR900000. 56 Barrel Complete Upper Receiver. While Aero Precision built these AR15 Upper Receivers these specific ones are only available right here at... ... more

Stern Defense AR-15 Upper Receiver .45 ACP 16.1in Barrel 15in MLOK Rail SD BU45 Bolt SD CH1 Charging Handle SD CB45 Comp Break Black

Stern Defense AR-15 Upper Receiver .45 ACP 16.1in Barrel 15in MLOK Rail SD BU45 Bolt SD CH1 Charging Handle SD CB45 Comp Break Black. WHILE OUR 45 BOLT WILL ACCOMMODATE A JP SILENT CAPTURE SPRING. WE DO NOT RECOMMEND IT AS 45ACP CAN DAMAGE THE JP... ... more

Sons of Liberty Gun Works Half Complete Upper Receiver M4-89 .300 AAC Blackout 10.5in 9.5in Combat Barrel M89 Rail A2 Flash Hider No BCG or CH Black

Sons of Liberty Gun Works Half Complete Upper Receiver M4-89 .300 AAC Blackout 10.5in 9.5in Combat Barrel M89 Rail A2 Flash Hider No BCG or CH Black. 300 AAC Blackout Half Complete Upper Receiver was created in order to function as the ideally suited... ... 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 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