Bulk up your weight collection with the gold coast 10kg cast iron plate set designed to fit all standard 1 bars and with a hammertone finish that prevents rusting this set of 2 weight plates is ideal for those looking to ramp up and intensify their home workout r why cast iron well compared to vinyl weights the advantages are far greater with vinyl you are limited in how many plates you can attach to the bar due to their bulkier construction whereas cast iron plates concentrate and dis