Yankee Hill 125billet Billet Lower Receiver Ar- 15 Ar Platform 223 Remington/5.56 Nato Black Hardcoat Anodized
Aero Precision Apar600002c M4e1 Stripped Lower Receiver Ar- 15 Platform 223 Remington/5.56 Nato Flat Dark Earth Cerakote
Aero Precision Aprh100385c Lower Parts Kit Ar- Platform Does Not Include Fire Control Group, Pistol Grip Or Trigger Guard
Aero Precision Aprh100386c Lower Parts Kit M5 Platform 308 Win Does Not Include The Fire Control Group Or Pistol Grip
Anderson D2k067a000op Ar- 15 Stripped Lower Ar- 15 Ar Platform Multi- Caliber Black Hardcoat Anodized