This is a pair of 71-85 Buick Riviera, Centurion, Electra, Lesabre, Estate Wagon chrome road wheels.  These are code 895 which are corect for the cars listed above.  They can be used with drum or disc brakes.  They will also fit other years.

They are 15x6 with a 5x5 bolt pattern.

They have some spots and wear, mostly on the inner corner.