The Colts signed free-agent CB Justin King on Friday, owner Jim Irsay announced on Twitter.
King was with the Rams from 2009-11 and started all 12 games he played last season. In 2011, King had 58 tackles, one sack, five passes defensed, one interception and one forced fumble.
As a rookie in ’09, King played in 15 games with seven starts. He played in only eight games in 2010.
The Colts have also added CB Cassius Vaughn this offseason.