When the 49ers were on the clock with the 11th pick in the NFL, their selection seemed to come down to two big defensive ends -- Mykel Williams and Shemar Stewart.

The implementation of a rookie wage scale in 2011 has largely ended contract holdouts of draft picks, with a couple of exceptions.

Amid contract disputes with rookie pass-rusher Shemar Stewart and All-Pro pass-rusher Trey Hendrickson, the Cincinnati Bengals have reportedly gained a reputation within the NFL for being tough negotiators.