The biggest difference in the 49ers defense is on full display already in training camp

Photo by Matthew Huang/Icon Sportswire via Getty Images We are seeing how much height, weight, and arm length make a difference up front for the 49ers defense There was no Alfred Collins on the roster last season. They don’t make ‘em like Mykel Williams. A quick look at the San Francisco 49ers' defensive line suggests that Robert Saleh wanted to transition away from the finesse, pass-rush first players that were on the roster during the previous two seasons, back to playing bully bal