AR-15 CMT BILLET UPPER RECEIVER .458 SOCOM

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

TACFIRE AR-15 Billet Slick Upper Receiver Black

GUNTEC AR15 SLABSIDE STRIPPED BILLET UPPER RECEIVER BLACK

AERO PRECISION M5 20" .308 CMV Complete Upper Receiver w/ ATLAS S-ONE M-Lok 15" Handguard

AERO PRECISION M4E1-T 5.56 NATO 11.5" Complete Upper Receiver | Black

Sons of Liberty Gun Works SOLGW 14.50" Upper 5.56x45mm M-LOK Rail - Tactical Excellence - M4L89BSCHF14.5

ONE HORSE AR15 A3 Stripped Upper Receiver Anodized