For the San Francisco 49ers, that move involves strengthening ... depth and experience—former Denver Broncos and Minnesota Vikings guard Dalton Risner. "Dalton Risner would profile as a positive ...

The 49ers finally went with an offensive lineman in the seventh round with the selection of Iowa guard/center Connor Colby with the No. 249 overall choice. Colby (6-foot-5, 310 pounds) was a first ...

The 49ers still need interior help for their offensive line, and Pro Football Focus apparently knows a guy who can help.