Shanahan said that he wants the punt returner to be one of the WRs or CB who made the 53 because he doesn't want to carve out an extra roster spot.
— David Lombardi (@LombardiHimself) September 1, 2021
Then he said, with a smile: "I think you can figure it out."
Related note: Brandon Aiyuk is on the 49ers' 53-man roster
Fair Katch King.