The Commanders signed McNichols to a contract Monday.
The 49ers elevated McNichols to the active roster Saturday.
McNichols was signed to the 49ers' active roster from their practice squad Thursday,
The 49ers elevated McNichols to the active roster Saturday, Josh Dubow of The Associated Press reports.
McNichols signed with San Francisco's practice squad Wednesday.
San Francisco signed McNichols to its practice squad Tuesday.
McNichols (hamstring) was released by the 49ers on Tuesday, Matt Barrows of The Athletic reports.
McNichols (hamstring) will likely be out for San Francisco's preseason finale against the Chargers, Josh Dubow of The Associated Press reports.
McNichols signed a one-year contract with the 49ers on Tuesday, Jennifer Lee Chan of NBC Sports Bay Area reports.
The Steelers didn't tender an offer to McNichols as a restricted free agent Wednesday, Alan Saunders of PittsburghSportsNow.com reports.