The two Hall of Famers came to the 49ers Museum to host an event to raise awareness to their charitable causes.
San Francisco and Green bay have met 66 times over the years. The 49ers have won four of the last five games, including two in the postseason.
View images of the marquee players from the 49ers third preseason opponent the Green Bay Packers.
Take a look at the best images from the 49ers practice on Tuesday Aug. 23, 2016.
View every player in alphabetical order currently on San Francisco's 2016 offseason roster.
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