The 49ers stood pat at No. 7 in the 2016 NFL Draft and selected Oregon defensive lineman DeForest Buckner.
The 6-foot-7 defender was one of the most highly sought after players in the draft.
He will wear No. 99 for the 49ers.
Buckner was able to settle in quickly with San Francisco, catching his groove in rookie minicamp.
Watch the first-round pick hit the tackling sleds in the video below.