What position did Willie McCovey primarily play?

What uniform number did Hank Aaron wear with the Braves? What position did Willie Mays primarily play? Willie Mays is best known for playing with which MLB team? What uniform number did Willie Mays wear with the Giants? Willie McCovey is best known for playing with which MLB team? What uniform number did Willie McCovey wear with the Giants? Which player was nicknamed "Stretch"? What position did Barry Bonds primarily play?