Welcome back to college football's Position U series.
Earlier in the offseason, Bleacher Report writers David Kenyon and Kerry Miller kicked off the series and detailed the college programs that have generated the most productive NFL players at the five positions listed below:
The series now continues with offensive linemen.
At every position, the discussion has several possible angles. Is your preference total NFL alumni? The number of players drafted from a certain position group? Actual NFL production? All of these measures are reasonable to use as a guide.
Throughout the Position U series, B/R's focus has remained on the third definition.