San Francisco 49ers NT Isaac Sopoaga Deserves a Bumper New Contract After 2012

Justin Smith, Patrick Willis and NaVorro Bowman get all the headlines, but Isaac Sopoaga is the cornerstone of the San Francisco 49ers defense. The veteran nose tackle deserves a lucrative new contract after his current deal expires at the end of the 2012 season.

The unheralded nine-year pro made the switch to nose tackle in 2011 and quickly became one of the league's best at the position. Moving Sopoaga over the center helped turn an already-talented defense into a truly formidable unit.

At 6'2", 330 pounds, Sopoaga has the powerful frame and natural leverage to occupy double-teams and push the p...

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