Oakland Raiders tight end Tony Stewart, left, and offensive tackle Robert Gallery (76) celebrate with wide receiver Darrius Heyward-Bey, top, following his touchdown-reception in the second...

Sep 8, 2008; Oakland, CA, USA; Oakland Raiders center Jake Grove (64) and tackle Robert Gallery (76) block during the Raiders 41-14 loss to the Denver Broncos at McAfee Coliseum

1-KANSAS CITY, MO - NOVEMBER 25: Robert Gallery #76 of the Oakland Raiders watches the replay during their game against the Kansas City Chiefs...

Robert Gallery

...during the first quarter of a football game in Seattle Monday, Nov. 6, 2006. Behind is Robert Gallery

There's uncertainty for Robert Gallery and the Raiders line

Robert Gallery isn't sure when he'll return, but said his injury isn't "a big deal...

Robert Gallery holds a Raiders jersey after being chosen by them on Saturday

Robert Gallery (right) is projected as a top 4 draft pick

Robert Gallery, right, works out during the recent combine

Robert Gallery is tested for his vertical leap during drills at the combine

Robert Gallery and Iowa dominated the Florida defense

Robert Collins Gallery

...Mediate waves to a gallery as he approaches the 18th green during a playoff round against Tiger Woods at the 2008 US Open Championship at Torrey Pines. Mandatory Credit: Robert Benson/US Presswire

Robert Allenby, from Melbourne, Australia, doffs his visor to applause from the gallery as he shakes the hand of one of his round partners...