49ers offense

SAN JOSE, CA - NOVEMBER 05: San Francisco 49ers offensive tackle Mike McGlinchey #69 greets teammates as they warm up before their NFL game against the Green Bay Packers at Levi's Stadium in Santa Clara, Calif., on Thursday, Nov. 5, 2020. (Jane Tyska/Bay Area News Group)

Concern about the 49ers’ offensive line has migrated, from the interior newcomers at last summer’s training camp to the ever-crucial tackle spots for this coming season and beyond.

That’s not to say the 49ers are scrambling like most teams for starting-caliber linemen.