Though Gallery was drafted with the intent to lock down the left tackle position, he didn’t have much success anchoring the line and was instead move to left guard, where he thrived. Gallery signed a three-year, $15 million deal with the Seattle Seahawks in 2011, though the team released him the next season. He then earned a one-year deal with the New England Patriots during the spring of 2012. Prior to playing a down with the Pats, Gallery announced his retirement in August of 2012. He played in 104 career games with 103 starts and recovered four fumbles.