Justin K. Aller/Getty Images Antwon Blake offers valuable as backup cornerback and on special teams.
Under the collective bargaining agreement signed in 2011, all draft picks receive a four-year contract. The lone exception is that teams have a fifth-year option on first-round draft picks. As a result, restricted free agency has virtually disappeared.
The only players still subject to restricted free agency are undrafted free agents. Pittsburgh has three players who fall under this category and are candidates to return.
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