49ers C Alex Mack Mulling Retirement
49ers roster: How to replace C Alex Mack after retirement
49ers roster: How to replace C Alex Mack after retirement
Golden Nuggets: 49ers DE Anthony Zettel announces his retirement via Instagram - Niners Nation
Repackaging a Super Bowl Contender: The New 49ers' Roster May Be Even Better Than It Was in 2019
San Francisco 49ers center Alex Mack retiring after 13 NFL seasons
49ers pre-training camp roster primer: Position battles, projections, and questions to be answered
Niners center Alex Mack retires after 13 seasons, seven Pro Bowls
4 on-roster options 49ers have if Alex Mack actually retires
Alex Mack: Breaking News, Rumors & Highlights
49ers 2022 Roster Breakdown: Offensive Line
49ers roster: How to replace C Alex Mack after retirement
San Francisco 49ers: 2022 Preseason Predictions and Preview