Report: 49ers C Alex Mack to retire after 13-year NFL career - Niners Nation
Does Alex Mack's retirement set the 49ers back?
Alex Mack Retirement Creates Major Problem For 49ers
Center Alex Mack announces retirement after 13 NFL seasons - ESPN
NFL Offensive Line Rankings 2022: Spot fantasy sleepers, busts by knowing the best offensive lines
Andy Janovich ready to work with a 'dream offense' for fullbacks
2022 NFL offensive line rankings: Philadelphia Eagles, Tampa Bay Buccaneers among Tier 1 teams, NFL News, Rankings and Statistics
No-Brainer NFL Signings That Should Happen Right Now, News, Scores, Highlights, Stats, and Rumors
Andy Janovich ready to work with a 'dream offense' for fullbacks
49ers' mailbag: Can Trey Lance take advantage of his opportunity?
7-time Pro Bowl C Alex Mack retires after 13 years in NFL