0 out of 3Jeff Chiu/Associated PressJuly 27th marks the beginning of a possible bounce-back season by the San Francisco 49ers. As it prepares for the 2021 season, the team holds its first practice in Santa Clara, California.The 49ers went 6-10 last season and made some roster changes this offseason. They also brought in a new wave of draft talent. They will be building around new players in the hopes of regaining their success after a disappointing 2020.Training camp offers a chance to see new players and it also allows returning players to get back into the swing of things. Some players will need to be able to secure a place on the roster.As training camp nears, let's take a look at some players from San Francisco that could climb the depth chart and make impressive performances.