This is one set of high quality riveted left and right brake shoes just like the factory used.  
Brake shoes measure 12" diameter x 2.5" wide.

Fits these Cadillac models below with power front/rear drum brakes. 

CADILLAC CALAIS 1965-1968
CADILLAC DEVILLE 1959-1968
CADILLAC ELDORADO 1957-1966
CADILLAC FLEETWOOD 1965-1968
CADILLAC SERIES 60 FLEETWOOD 1950-1964
CADILLAC SERIES 61 1950-1951
CADILLAC SERIES 62 1952-1964
CADILLAC SERIES 70 ELDORADO 1958
CADILLAC SERIES 75 FLEETWOOD 1953-1964