Evolve Weapons Systems Complete Upper Receiver 11.5in Carbine Gas System M-LOK Handguard Black EWS-UCM-11C-BLK

Daniel Defense Ddm4v7 16" 5.56mm Nato Upper Receiver Black - Ddm4v7 16" 5.56mm Nato 1-7 Mfr Xs M-Lok

From Daniel Defense, the DDM4v7 Upper Receiver features M-LOK attachment technology in the MFR XS 15" rail. The mid-length gas system provides smooth and reliable cycling under any condition and reduces both perceived recoil and wear on moving parts.... ... more

Primary Weapons Mk116 Mod 1-M 7.62x39mm Complete Upper Receiver - Mk116 Mod 1-M 7.62x39mm 16.1" Bbl

MK116 MOD 1-M 7.62x39mm Complete Upper Receiver SPECIFICATIONS: Operating System: PWS Long Stroke Piston System, 3 setting Adjustable Gas Regulator Caliber: 7.62x39 Barrel Length: 16.1" 41V50 Steel Gas System Length: Carbine Barrel Twist Rate: 1:10... ... more

Primary Weapons Mk111 Mod 2-M 223 Wylde Complete Upper Receiver - Mk111 Mod 2-M 223 Wylde 11.85" Bbl

MK111 MOD 2-M 223 Wylde Complete Upper SPECIFICATIONS: Operating System: PWS Long Stroke Piston System, 3 setting Adjustable Gas Regulator Caliber: .223 Wylde Barrel Length: 11.85" Gas System Length: Carbine Barrel Twist Rate: 1:8 Muzzle Velocity: 2741... ... more

Evolve Weapons Systems Assembled Upper Receiver 16in Mid Length Gas System M-LOK Handguard Black EWS-UAM-16M-BLK

Evolve Weapons Systems Assembled Upper Receiver 16in Mid Length Gas System M-LOK Handguard Black EWS-UAM-16M-BLK. 56 Barreled Upper Receivers are crafted for superior performance. The 7075 forged upper receiver comes assembled with a forward assist and... ... more

Evolve Weapons Systems Assembled Upper Receiver 12.5in Patrol Gas System M-LOK Handguard Black EWS-UAM-12P-BLK

Evolve Weapons Systems Assembled Upper Receiver 12.5in Patrol Gas System M-LOK Handguard Black EWS-UAM-12P-BLK. 56 Barreled Upper Receivers are crafted for superior performance. The 7075 forged upper receiver comes assembled with a forward assist and... ... more

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 11.5in Carbine Length R-One M-LOK Handguard Black APAR712703M29

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 11.5in Carbine Length R-One M-LOK Handguard Black APAR712703M29. The R-ONE line of handguards are designed with size and weight in mind providing the perfect addition to your lightweight build. The... ... 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

Evolve Weapons Systems Complete Upper Receiver 14.5in Mid Length Gas System Quad Rail Black EWS-UCQ-14M-BLK

Evolve Weapons Systems Complete Upper Receiver 14.5in Mid Length Gas System Quad Rail Black EWS-UCQ-14M-BLK. 56 Complete Upper Receivers are crafted for superior performance. The 7075 forged upper receiver comes assembled with a forward assist and dust... ... more

Evolve Weapons Systems Complete Upper Receiver 12.5in Patrol Gas System Quad Rail Black EWS-UCQ-12P-BLK

Evolve Weapons Systems Complete Upper Receiver 12.5in Patrol Gas System Quad Rail Black EWS-UCQ-12P-BLK. 56 Complete Upper Receivers are crafted for superior performance. The 7075 forged upper receiver comes assembled with a forward assist and dust... ... more

Evolve Weapons Systems Complete Upper Receiver 16in Mid Length Gas System Quad Rail Black EWS-UCQ-16M-BLK

Evolve Weapons Systems Complete Upper Receiver 16in Mid Length Gas System Quad Rail Black EWS-UCQ-16M-BLK. 56 Complete Upper Receivers are crafted for superior performance. The 7075 forged upper receiver comes assembled with a forward assist and dust... ... more

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 11.5in Carbine Length S-One M-LOK Handguard Black APAR712102M29

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 11.5in Carbine Length S-One M-LOK Handguard Black APAR712102M29. 5in 5.56 w/ ATLAS S-ONE w/ A2 Flash Hider Handguard Complete Upper Receiver. Each of these AR15 Upper Receivers by Aero Precision... ... more

Evolve Weapons Systems Assembled Upper Receiver 12.5in Patrol Gas System Quad Rail Black EWS-UAQ-12P-BLK

Evolve Weapons Systems Assembled Upper Receiver 12.5in Patrol Gas System Quad Rail Black EWS-UAQ-12P-BLK. 56 Barreled Upper Receivers are crafted for superior performance. The 7075 forged upper receiver comes assembled with a forward assist and dust... ... more

Tiger Rock Complete Upper Receiver AR 7.62X39 16in Carbine Length 1-10 Twist w/ 12in M-LOK Handguard Black Large UB762-12ML

Tiger Rock Complete Upper Receiver AR 7.62X39 16in Carbine Length 1-10 Twist w/ 12in M-LOK Handguard Black Large UB762-12ML. 62X39 Complete Upper Receiver. These AR15 Upper Receivers from the skilled product specialists at Tiger Rock are designed using... ... more

Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 10in Carbine Length 1-8 Twist w/ 10in M-LOK Handguard Black Large UB15-P10-10ML

Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 10in Carbine Length 1-8 Twist w/ 10in M-LOK Handguard Black Large UB15-P10-10ML. 56 NATO 10in Carbine Length 1:8 Twist with a 10in M-LOK Handguard with a port Dust Cover and Forward Assist. Upper... ... more

Evolve Weapons Systems Assembled Upper Receiver 16in Mid Length Gas System Quad Rail Black EWS-UAQ-16M-BLK

Evolve Weapons Systems Assembled Upper Receiver 16in Mid Length Gas System Quad Rail Black EWS-UAQ-16M-BLK. 56 Barreled Upper Receivers are crafted for superior performance. The 7075 forged upper receiver comes assembled with a forward assist and dust... ... more

Ghost Firearms Elite Complete Barreled Upper Receiver 9mm Luger 5.5in Blowback Type Gas System 4150 Chrome Moly Steel Barrel 1-10 Twist 7in M-LOK Free

Ghost Firearms Elite Complete Barreled Upper Receiver 9mm Luger 5.5in Blowback Type Gas System 4150 Chrome Moly Steel Barrel 1-10 Twist 7in M-LOK Free. Ghost Firearms designed these AR15 Upper Receivers with a one-piece aircraft-grade aluminum... ... more

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 12.5in Carbine Length R-One M-LOK Handguard Black APAR712703M30

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 12.5in Carbine Length R-One M-LOK Handguard Black APAR712703M30. 5in 5.56mm Complete Upper Receiver then you've come to the right spot.. Developed working with some of the most extremely strong and... ... more

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 12.5in Carbine Length S-One M-LOK Handguard Black APAR712102M30

Aero Precision M4E1-T Complete Upper Receiver 5.56mm 12.5in Carbine Length S-One M-LOK Handguard Black APAR712102M30. 5in 5.56mm Complete Upper Receiver then you've come to the right spot.. Developed working with some of the most extremely strong and... ... more

LWRCI Complete Di Upper Receiver SPR 5.56mm 16 inch Barrel 1-7 Twist Extended M-LOK Handguard Black 16in ICU5B16SPR

LWRCI Complete Di Upper Receiver SPR 5.56mm 16 inch Barrel 1-7 Twist Extended M-LOK Handguard Black 16in ICU5B16SPR. Built on our patented self-regulating short-stroke gas piston system machined from materials that belong to the superalloy family of... ... more

LWRCI Complete Upper Receiver IC 5.56mm 16 inch Barrel 1-7 Twist Extended M-LOK Handguard Black ICEU5B16

LWRCI Complete Upper Receiver IC 5.56mm 16 inch Barrel 1-7 Twist Extended M-LOK Handguard Black ICEU5B16. Built on our patented self-regulating short-stroke gas piston system machined from materials that belong to the superalloy family of steel alloys... ... more

Primary Weapons Systems MK116 MOD2-M Upper Receiver 16in bbl .223 Wylde 3-Setting Adjustable Gas System FSC556 Compemsator Black 2M116UA01-1F

Primary Weapons Systems MK116 MOD2-M Upper Receiver 16in bbl .223 Wylde 3-Setting Adjustable Gas System FSC556 Compemsator Black 2M116UA01-1F. 1in Barrel Specifications for Primary Weapons Systems MK116 MOD 2-M 16in bbl Upper Receiver: Manufacturer:... ... more

Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 16in Carbine Length 1-8 Twist w/10in M-LOK Handguard Black Large UB15-10ML

Tiger Rock Complete Upper Receiver AR-15 5.56 NATO 16in Carbine Length 1-8 Twist w/10in M-LOK Handguard Black Large UB15-10ML. 56 NATO 16in Carbine Length Complete Upper Receiver was made in order to be the ideal item for anyone needing a high quality... ... more

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver 5.56 NATO 7.5in Barrel M4 Pistol Profile 1-7 Twist 1/2x28 Thread M-Lok Firestorm Type III

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver 5.56 NATO 7.5in Barrel M4 Pistol Profile 1-7 Twist 1/2x28 Thread M-Lok Firestorm Type III. 750 Micro Gas Block andPistol Gas System DSI 7.5" SOCOM 5.56 Threaded 1:7 Nitrite Barrel andDSI... ... more

Aero Precision M5 Complete Upper Receiver 20in .308 Rifle Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M27

Aero Precision M5 Complete Upper Receiver 20in .308 Rifle Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M27. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile while... ... more

Tiger Rock Complete Upper Receiver AR 7.62X39 10.5in Carbine Length 1-9.5in Twist w/ 10in M-LOK Handguard Black Large UB762-P10.5-FSSM10

Tiger Rock Complete Upper Receiver AR 7.62X39 10.5in Carbine Length 1-9.5in Twist w/ 10in M-LOK Handguard Black Large UB762-P10.5-FSSM10. 62X39 Complete Upper Receiver. These AR15 Upper Receivers from the skilled product specialists at Tiger Rock are... ... more

Ghost Firearms Elite Complete Barreled Upper Receiver 9mm Luger 5.5in Blowback Type Gas System 4150 Chrome Moly Steel Barrel 1-10 Twist 7in M-LOK Free

Ghost Firearms Elite Complete Barreled Upper Receiver 9mm Luger 5.5in Blowback Type Gas System 4150 Chrome Moly Steel Barrel 1-10 Twist 7in M-LOK Free. Ghost Firearms designed these AR15 Upper Receivers with a one-piece aircraft-grade aluminum... ... more

Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 NATO 14.5 in Barrel M4 Profile 1-7 Twist 1/2x28 Thread 12 in ATLAS R-ONE M-LOK Handguard

Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 NATO 14.5 in Barrel M4 Profile 1-7 Twist 1/2x28 Thread 12 in ATLAS R-ONE M-LOK Handguard. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more

Aero Precision Complete Upper Receiver M4E1 Threaded PRO 5.56 13.7in Barrel Gov Profile Mid-Length Gas System 1-7 Twist 1/2 x 28 Thread ATLAS R-ONE

Aero Precision Complete Upper Receiver M4E1 Threaded PRO 5.56 13.7in Barrel Gov Profile Mid-Length Gas System 1-7 Twist 1/2 x 28 Thread ATLAS R-ONE. 56 Cold Hammer Forged Barrel that is paired with our PRO 5.56 BCG. Included ATLAS R-ONE Handguard... ... more

Aero Precision Complete Upper Receiver M4E1 Threaded PRO 5.56 12.5in Barrel Gov Profile Mid-Length Gas System 1-7 Twist 1/2 x 28 Thread ATLAS R-ONE

Aero Precision Complete Upper Receiver M4E1 Threaded PRO 5.56 12.5in Barrel Gov Profile Mid-Length Gas System 1-7 Twist 1/2 x 28 Thread ATLAS R-ONE. 56 Cold Hammer Forged Barrel that is paired with our PRO 5.56 BCG. Included ATLAS R-ONE Handguard... ... more

Aero Precision M5 Complete Upper Receiver 24in 6.5 Creedmoor SS Rifle Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M47

Aero Precision M5 Complete Upper Receiver 24in 6.5 Creedmoor SS Rifle Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M47. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more

Aero Precision M5 Complete Upper Receiver 18in 6.5 Creedmoor SS Mid-Length Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M44

Aero Precision M5 Complete Upper Receiver 18in 6.5 Creedmoor SS Mid-Length Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M44. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more

Aero Precision M5 Complete Upper Receiver 18in .308 SS Rifle Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M26

Aero Precision M5 Complete Upper Receiver 18in .308 SS Rifle Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M26. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile while... ... more

Aero Precision M5 Complete Upper Receiver 22in 6.5 Creedmoor SS Rifle BRL w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M46

Aero Precision M5 Complete Upper Receiver 22in 6.5 Creedmoor SS Rifle BRL w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M46. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile... ... more

Aero Precision M5 Complete Upper Receiver 20in 6.5 Creedmoor SS Rifle Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M45

Aero Precision M5 Complete Upper Receiver 20in 6.5 Creedmoor SS Rifle Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M45. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more

Aero Precision M5 Complete Upper Receiver 16in .308 Mid SS Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M23

Aero Precision M5 Complete Upper Receiver 16in .308 Mid SS Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M23. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile while... ... more

Aero Precision M5 Complete Upper Receiver 18in .308 SS Rifle Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M26

Aero Precision M5 Complete Upper Receiver 18in .308 SS Rifle Barrel w/ATLAS R-ONE 15in M-LOK Handguard Anodized Black APAR538705M26. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim profile while... ... more

Aero Precision M5 Complete Upper Receiver 20in 6.5 Creedmoor SS Rifle Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M45

Aero Precision M5 Complete Upper Receiver 20in 6.5 Creedmoor SS Rifle Barrel w/ATLAS S-ONE 15in M-LOK Handguard Anodized Black APAR538105M45. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more