This trade appears in 2 trade trees — the full chains are traced there:
Baltimore Ravens sent G Nick Easton
On September 5, 2015, Baltimore traded Nick Easton to San Francisco for a conditional 2016 seventh-round pick. Easton was traded on to Minnesota on October 6, 2015 before the condition could be met, so the pick never changed hands (NBC Sports Bay Area).
On September 5, 2015, Baltimore Ravens sent G Nick Easton to San Francisco 49ers; return not recorded.