The San Francisco 49ers added two notable UDFAs at defensive tackle who had real chances to make the roster. Alfred Collins started the year on the PUP, which opened a spot on the depth chart. However, West is not expected to miss significant time, and his role on the depth chart is not in jeopardy. At the same time, he was drafted in the fourth round, and the two players pushing him on the depth chart are the rookies who were not drafted. We will see where they fit into the depth chart.