Following the first season in which they missed the playoffs in four years, the 49ers lost left tackle Jaylon Moore, guard Aaron Banks, safety Talanoa Hufanga, linebacker Dre Greenlaw, cornerback Charvarius Ward and other contributors in free agency,

In the opening week-plus of free agency, the 49ers have endured an exodus of key players, either by way of release, trade or not paying up.

John Lynch teased that 'big things' are coming for the 49ers after last week's roster purge.