Free throws were the weakest part of his game, making barely more than half in his first seasons. He had started shooting free throws underhanded that season per McGuire's suggestion. Chamberlain at that point was thinking more about a free throw shooting record than scoring a lot of points; the NBA record was 24 free throws made in a game.
Worst shots for him were free throws, which he only managed to make slightly over half of during his early years. He had started using an unconventional underhanded technique for free throws that season, as advised by McGuire. At the time, Chamberlain was more concerned with breaking the record for most free throws made in a game than accumulating points; the NBA benchmark was 24 successful free throws in one match.