SPIKE'S STRIPPED UPPER/LOWER SET GRY STS1515

Spike's Tactical Upper/Lower Receiver Set, Semi-automatic, 223 Rem/556NATO, Gun Metal Grey Finish, Mil-spec STS1515 If you are looking for a set to build your next rifle on" look no further. Spike's uppers and lowers are made to the highest industry standards and will be the perfect foundation for your build.