The 19-year-old has signed a five-year contract with the Italian side.
Spanish side Real Madrid had an option to buy Munoz, but decided not to make a move for the youngster.
Munoz is rated among the most promising central defenders in Argentina.
The 19-year-old has signed a five-year contract with the Italian side.
Spanish side Real Madrid had an option to buy Munoz, but decided not to make a move for the youngster.
Munoz is rated among the most promising central defenders in Argentina.
