San Francisco signed Zettel, 27, to a one-year deal on December 23, 2019, after he was waived by the Cincinnati Bengals six days earlier.
The Detroit Lions made Zettel a sixth-round selection out of Penn State in 2016. He registered six combined tackles through five games with the 49ers and Cincinnati Bengals in 2019.
Zettel has recorded 76 combined tackles, 7.5 sacks, and a forced fumble through his four NFL seasons. He also spent one season, 2017, with the Cleveland Browns.
More San Francisco 49ers News
-
49ers bolster interior D-line in new 2026 NFL mock draft
Josh Edwards has released his newest 2026 NFL mock draft for CBS Sports, projecting the San Francisco 49ers to strengthen a major area of need—the interior of their defensive line. Despite significant investments in the position group this year, Edwards has head coach Kyle... -
49ers great Roger Craig named 2026 Hall of Fame finalist
San Francisco 49ers legend Roger Craig took a significant step toward football immortality on Wednesday. The former NFL running back was named one of five finalists for the Pro Football Hall of Fame Class of 2026, joining senior finalists Ken Anderson and L.C. Greenwood, coach... -
49ers' Shanahan still hopes Aiyuk returns this season—but isn't counting on it
San Francisco 49ers general manager John Lynch didn't sound particularly optimistic Tuesday morning when discussing wide receiver Brandon Aiyuk's chances of returning this season. Appearing on Bay Area radio station KNBR, Lynch emphasized that while he remains hopeful, he can't... -
49ers' Brock Purdy may have a request for Mac Jones, explains sideline arm brace
Last year, San Francisco 49ers quarterback Brock Purdy surprised his offensive linemen with Toyota vehicles—an extravagant gesture considering he had not yet signed his lucrative contract extension. Of course, Purdy was an endorsement partner for Toyota at the time, meaning...