Breaking San Francisco 49ers news as the 49ers have signed 31-year-old veteran center and guard Jon Feliciano to the San Francisco 49ers free agency tracker in 2023 NFL Free Agency. Feliciano started 15 games at center last year for the New York Giants. He was a former 4th round pick of the Las Vegas Raiders in 2015. Feliciano has experience playing at center, left guard and right guard. 49ers Report