Product Description
Product Features & Specifications Luth-ar UR-01-M16-A A1 Upper Receiver 223/5.56mm Aluminum Black Hardcoat Anodize Receiver for M16 Brand Luth-ar Series Upper Receiver Model A1 Caliber 223 Rem / 5.56 NATO Firearm Fit M16 Receiver Material Aluminum SKU 186437 UPC 812058033