Up for sale is a FULL SET of 4 Brake Wheel Cylinders for cars equipped with DRUM brakes at all 4 wheels.  Quality brake parts to keep your vintage ride stopping on a dime!  These are correct for the following automobiles:

1964 Buick Special & Skylark with DRUM brakes (except Wagon)

1965-1966 Buick Special & Skylark with DRUM brakes

Specifications:

Front Cylinder Bore Diameter - 1-1/16 inch 

Rear Cylinder Bore Diameter - 15/16 inch