Source -- San Francisco 49ers, Kyle Juszczyk agree to 5-year, $27
49ers mailbag: Might Garoppolo, McGlinchey be trade candidates?
49ers exercise option in Kyle Juszczyk's contract.
Nick Bosa, Kyle Juszczyk, George Kittle and Richard Sherman
The NFL's Unlikeliest Millionaire: He Went to Harvard and Plays
Kyle Juszczyk discusses 49ers future on KNBR – KNBR
49ers, FB Kyle Juszczyk agree to record-setting contract: Source
49ers exercise Kyle Juszczyk's option - NBC Sports
San Francisco 49ers exercise 2020 contract options on Kyle
49ers' Deebo Samuel joins training camp practices upon signing deal