Complete Upper Receivers

RRA CMPLT CAR A4 UPR 350LGD 16" 10RD

Rock River Arms

RISE CMPLT UPPR 6MM ARC 18" PAT BRN

Rise Armament

RISE CMPLT UPPR 6MM ARC 18" BLACK

Rise Armament

RISE CMPLT UPPR 22 ARC 18" PAT BRN

Rise Armament

RISE CMPLT UPPR 22 ARC 18" BLACK

Rise Armament

RADICAL UPPR 762X39 16" 1-10 MLOK BL

Radical Firearms

RADICAL UPPR 300BLK 16" 1-8 MLOK BLK

Radical Firearms

RADICAL UPPR 556 16" 1-7 MLOK BLK

Radical Firearms

PWS MK116 MOD 2-M UPR 16" 762X39 BLK

Primary Weapons Systems

PWS MK116 MOD 2-M UPPER 16.1" BLK

Primary Weapons Systems

PWS MK116 MOD 1-M UPR 16" 762X39 BLK

Primary Weapons Systems

PWS MK116 MOD 1-M UPPER 16.1" BLK

Primary Weapons Systems

NOVESKE CHAINSAW 556 16" MLOK UPPER

Noveske

NOVESKE NOVESKE9 9MM 16" COMPL UPPER

Noveske

NORDIC 16" .22LR COMPLETE UPPER 10RD

Nordic Components

LUTH AR 24" BULL BBL COMP UPPER 223

Luth-AR

LUTH AR 16" LTWT BBL COMP UPPER 223

Luth-AR

LANTAC RECON UPPER 223 WYLDE 16"

LanTac USA LLC

HK UPPER MR556A4 5.56 16.5" BLK

Heckler & Koch

GE SUPER DUTY MOD1 5.56 16 URG DDC

Geissele Automatics

GE SUPER DUTY MOD1 5.56 16 URG BLK

Geissele Automatics

GE SUPER DTY MOD1 5.56 14.5" URG DDC

Geissele Automatics

GE SUPER DTY MOD1 5.56 14.5" URG BLK

Geissele Automatics

GE SUPER DTY MOD1 5.56 13.9" URG DDC

Geissele Automatics