San Francisco 49ers RB Elijah Mitchell, S Talanoa Hufanga, DB Deommodore Lenoir, OG Jaylon X. Moore and OG Aaron Banks have signed their four-year rookie contracts. Financial terms are slotted based on draft placement. Undrafted free-agent LB Justin Hilliard, LB Elijah Sullivan and WR Austin Watkins Jr. agreed to terms on undisclosed contracts.