Bushmaster 0020005BLK M4 Lower Multi-Caliber Black Rec Black Polymer 6 Position Collapsible Carbine/A2 Pistol Grip for AR-15 $265.05
Yankee Hill 125BILLET Billet Lower Receiver AR-15 AR Platform 223 Remington/5.56 NATO Black Hardcoat Anodized $239.95
Smith & Wesson 812000 M&P15 Stripped Lower Receiver AR-15 Rifle 223 Remington/5.56 NATO Black $138.88
Smith & Wesson 812002 M&P15 Complete Lower Receiver AR-15 Rifle 223 Remington/5.56 NATO Black $356.16
Aero Precision APRH100385C Lower Parts Kit AR-Platform Does Not Include Fire Control Group, Pistol Grip or Trigger Guard $41.69
Aero Precision APRH100386C Lower Parts Kit M5 Platform 308 Win Does Not Include the Fire Control Group or Pistol Grip $49.99