Source -- 49ers TE George Kittle (groin) not expected to play vs
San Francisco 49ers' George Kittle says tight ends 'do everything
George Kittle on Tight End University: 'All of this is for the
Iowa football: George Kittle ranked 2nd best TE in the NFL
Q&A: How 49ers' George Kittle spent his summer
Don't Get in George Kittle's Way or He Will Run You Over - The Ringer
Utilizing The Tight End In The Passing Game
Who is the best blocking Tight End in NFL history? - Quora
Examining George Kittle, 49ers complications of reaching new
49ers' George Kittle: Chiefs' Travis Kelce provides inspiration
49ers' George Kittle is the NFL's highest-graded tight end, per
49ers' tight end George Kittle cleared to practice in comeback bid