The Big Hit: Markus Boucher & Dieter Kurtenbach react to the 49ers & Brandon Aiyuk agreeing to a four-year, $120M contract extension with $76M in guarantees.

<p>The Big Hit: Markus Boucher &amp; Dieter Kurtenbach react to the 49ers &amp; Brandon Aiyuk agreeing to a four-year, $120M contract extension with $76M in guarantees.</p>

Every weekday morning, KNBR listeners join Brian Murphy and Markus Boucher from 6am-10am only on KNBR!

<p>Every weekday morning, KNBR listeners join Brian Murphy and Markus Boucher from 6am-10am only on KNBR!</p>

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