Offensive guard Kelechi Osemele worked out for the Bears on Sept. 1 but left without a contract.
On Tuesday, Osemele visited the Raiders, Vinny Bonsignore of the Las Vegas Review-Journal reports.
Osemele last played in 2020 for the Chiefs, starting five games.
The Ravens made him a second-round selection in 2012. He played out his rookie contract with Baltimore before signing a five-year, $58.5 million deal with the Raiders in 2016.
Osemele made the Pro Bowl in 2017 and 2018 while with the Raiders.
The team traded him to the Jets for a fifth-round selection in 2019, but he played only three games for them.