You are buying a set of 2 take-out unused GMC 14 bolt rear axle brake drums for the single wheel.   Casting number on the drum is 333052.  There is some surface rust, crud from outside storage, plus from sledge hammer dings/dents from getting them off axles with the brake shoes frozen to them.  Item is sold "as is".  They ship 110 pounds by UPS at buyer's expense.   Ohio buyers have to pay sales tax.