Former 49ers center Fred Quillan passed away this week, the team announced Thursday.
Quillan, a two-time Super Bowl champion, was 60.
A seventh-round pick in 1978, Quillan played his entire 10-year career with the 49ers. He was named to two Pro Bowls, started 129 of 143 career games and was a starter on Super Bowl championship teams in 1981 and 1984.