Upper Receivers

PRI Mark 12 Mod 0 Gen II AR-15 Complete Upper Receiver 5.56x45mm NATO 18" Barrel 1:8" Twist Black

RISE BK-160 16 300BLK

Grey Ghost Precision AR-10 Heavy Receiver Set .308 Win

Grey Ghost Precision AR-15 Builders Kit Sniper Grey Multi-Cal

ODIN WORKS OTR-15 Lower/Upper Set 223 Rem/ 5.56 NATO Tan

Noveske Gen 3 Receiver Set Flat Dark Earth 5.56 / .223 Rem

Aero Precision RM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel FDE

Aero Precision RM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel Black

AERO PRECISION M4E1-T-NO FA-Comp. Upper 16" 5.56 Mid, SM15

Aero Precision M5E1 Complete Upper Reciever 6.5 CM 24in Rifle Barrel 1-8 Twist 5/8x24 Thread Free-Float Handguard Stainless Steel Anodized Black

Aero Precision Complete Upper Receiver M4E1-T .300 16in Blackout Barrel 15in M-LOK ATLAS S-ONE Handguard Anodized Black

Aero Precision M4E1 Threaded Complete Upper 12.5" 5.56 BRL 12" M-LOK AR15 ATLAS S-ONE HG - Anodized Black

Aero Precision Complete Upper Receiver M5 .308 Winchester 18in Fluted SS Barrel Rifle Length w/ ATLAS S-ONE 15in M-LOK Handguard FDE

M4e1 5.56 Assembled Upper Receiver W/M-Lok Atlas S-One Handguard - M4e1 5.56 Assm Uppr 11.5'''' Carbine 9'''' Atlas S-One Hg Blk

BRAVO COMPANY RECCE-11 5.56 NATO 11.5" 30rd - Black

JP Enterprises JP-15 Receiver Set Matte Black

Pws Mk114 Mod 1 Upr 14.5in 223 Wylde AR-15 Upper M-LOK

American Tactical Omni Hybrid Battle Field Green 5.56 7.5 Barrel 30-Rounds w/ Duo Sight

Broadsword-89 223 Wylde Assembled Upper Receiver For Ar-15 - Broadsword-89 223 Wylde 18'''' Bbl 16.75'''' M89 Rail W/Nox

Sons of Liberty Gun Works Mk1 CAR, 5.56mm, 11.5 CL Barrel, 1- 30rd Magazine, Gray Anodize, Pistol

LanTac SF-15 Forged Builder Set Black Multi-Cal 12.5 Rail

Colt Firearms LE6944PCK Frame 5.56 / .223 Rem 14.5 Threaded Barrel

PRI Mark 12 Mod 0 AR-15 Complete Upper Receiver 5.56x45mm NATO 18" Barrel 1:7" Twist Flat Dark Earth

DPMS LCAR A3 Upper 16" 5.56/223 Rem 30rd