consecutive regular season starts. He was placed on the reserve/COVID-19 list by the team on December 31, 2020, and activated on January 13, 2021. San Francisco 49ers On March 18, 2021, Mack signed a three-year contract with the San Francisco 49ers. On June 3, 2022, Mack retired after 13 seasons in the NFL. References External links Atlanta Falcons bio Cleveland Browns bio California Golden Bears bio 1985 births Living people Sportspeople from Santa Barbara, California Players of American football from California American football centers California Golden Bears football players Cleveland Browns players Atlanta Falcons players San Francisco 49ers players American Conference Pro Bowl players Unconferenced Pro Bowl players William V. Campbell Trophy winners National Conference Pro Bowl players Ed Block Courage Award recipients