Open Extended ReactionsSANTA CLARA, Calif. -- The San Francisco 49ers reached a contract agreement with defensive tackle Alfred Collins on Wednesday night, sources told ESPN's Adam Schefter. The rookie deal is worth $10.3 million over four years and includes $9 million guaranteed, sources said. Before Collins, the only two second-round picks to sign their rookie contracts were Cleveland Browns linebacker Carson Schwesinger and Houston Texans receiver Jayden Higgins. 33 and 34, respectively) and became the first pair of second-rounders to sign fully guaranteed rookie contracts, doing so in early May. Collins is expected to have a significant role on the 49ers' revamped defensive line as a rookie.