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Word on Thursday was that 49ers center Alex Mack is retiring from the NFL and confirmation came on Friday.<\/p>\n
Mack officially announced the end of his playing career in a post to his Twitter account.<\/p>\n
\u201cAfter 13 years and 204 games for 3 teams, I have decided to hang up my cleats<\/a>, \u201dMack wrote. \u201cI am so grateful to the game of football and everything it has given me. From the very start it helped shape who I am and taught me life lessons. I started to play football because it was fun and that never changed. “<\/p>\n Mack went on to thank fans, teammates, and coaches who he encountered at the University of California and with the Browns, Falcons, and 49ers in the NFL. He was a seven-time Pro Bowler and the NFL named him to its all-decade team for the 2010s.<\/p>\n<\/p><\/div>\n
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