NaVorro Bowman, 49ers agree to 5-year contract extension
49ers' Boldin not looking to retire – The Mercury News
Timeline of Nick Bosa's contract status with 49ers
49ers contract extension candidates: Nick Bosa, Dre Greenlaw among options – NBC Sports Bay Area & California
All-Pro LB Fred Warner agrees to 5-year, $95 million extension with 49ers
49ers, George Kittle agree to a 5-year, $75 million contract extension, per Rapoport
49ers' Daniel Kilgore signs three-year contract extension – The Mercury News
Deebo Samuel signs 3-year contract extension with San Francisco 49ers - Newsday
49ers sign Dorsey to 2-year contract extension
Nick Bosa's prediction for contract talks with 49ers
Former Ole Miss standout Patrick Willis signs $50 million contract with San Francisco 49ers