49ers News: Moving forward from the preseason win against the Raiders, roster cuts loom

James broke a run himself. He had a 17-yarder and also took a screen pass 20 yards. James isn't flashy, but he's the type of back to bounce off tackles and fall forward for a few extra yards. That's what you want in a backup. He'll learn to stick his nose in there and maximize the yardage in short-yardage situations…

…The most intriguing rookie may have been undrafted free agent tight end Khalil Dinkins. He's listed at 6'4", 226 pounds. That might be about 15 pounds too light. He played blocked with a level of intensity in limited action that is worth keeping around on the practice squad."

Why is 49ers' Carver Willis getting another start at LG? The rookie needs the reps (paywall) "Outsiders tend to fixate on pass protection when evaluating offensive linemen. The 49ers, however, scrutinize run blocking, especially following a season in which the team's per-carry average, a robust 4.52 yards in the first eight seasons under Shanahan, dropped to 3.78 yards. It was the first time in his tenure the average fell below 4 yards.