...due to his size and athleticism. He was in the mid 250 lb range his sophomore year and had pretty good speed and quickness. He put on weight and bulked up after his sophomore year in an effort to play the DE the way Bronco wanted and then was less effective at that higher weight. I read an interview years after where he talked about regretting adding the extra weight and he felt it slowed him down.
Remington Peck put on more than 20 lbs this summer to give the DL more stoutness and it seems to have hampered his speed as well.