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49ers Center Alex Mack Reveals why he is Retiring - Sports Illustrated San Francisco 49ers News, Analysis and More
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NFL rumors: Alex Mack takes pay cut, providing clue about 49ers future – NBC Sports Bay Area & California
7-time Pro Bowl C Alex Mack retires after 13 years in NFL
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49ers center Alex Mack to retire
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NFL rumors: Alex Mack takes pay cut, providing clue about 49ers future – NBC Sports Bay Area & California
Silver]Seven-time Pro Bowl center Alex Mack is retiring after 13 seasons. The former Browns, Falcons and 49ers standout was one of the top linemen of his era. @BallySports @49ers : r/nfl
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Pro Bowl center Alex Mack to retire from NFL after 13 seasons: report
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