I don't think such creatures are made. If you're just looking for more weight, get a short barrel and glue lead into the stock.
Chrome-lining would kind of defeat the purpose of having a heavy profile barrel. It's not economically feasible to apply chrome uniformly enough to qualify as a match grade barrel.
Chrome-lining would kind of defeat the purpose of having a heavy profile barrel. It's not economically feasible to apply chrome uniformly enough to qualify as a match grade barrel.