HERE WE HAVE A NOS 

 84-91 BUICK CENTURY OLDSMOBILE CUTLASS POWER ANTENNA MAST TUBE 

FITS

 84-91 BUICK CENTURY 

84-91 OLDSMOBILE CUTLASS CIERA

GM 22048593

IS NOS IN THE GM BOX 

FEEL FREE TO ASK ANY QUESTIONS. THANKS FOR LOOKING