Noveske Rifleworks N4 OG Complete AR-15 Upper Receiver - 6mm ARC - 12.5" - FDE

RADIAN WEAPONS Model 1 .223 Wylde 10.5in Black Complete Upper Receiver (R0023)

RADIAN WEAPONS Model 1 .223 Wylde 14.5in Black Complete Upper Receiver (R0024)

RADIAN WEAPONS Model 1 .223 Wylde 16in Black Complete Upper Receiver (R0025)

NOVESKE Chainsaw 5.56mm 11.5in Shorty SS Complete Upper (3003765)

RADIAN WEAPONS Model 1 6mm ARC 14.5in Radian Black Complete Upper (R0898)

Wraithworks Billet Slick Side AR-15 Upper Receiver - Black | No Forward Assist or Brass Deflector

Faxon Firearms Ascent 16" Railed Upper .22 ARC Rifle-Length no BCG&CH, Black