The 49ers' top need in this year's draft is a fairly obvious one. They need to find upgrades at a couple offensive line spots, but right tackle is the most pressing need after an up-and-down year from Colton McKivitz last season - his first as a full-time NFL starter.
The bad news is they'll be hard-pressed to find a top-end tackle talent who will slide to them all the way down at No. 31 overall according to ESPN's analytics model.
We took a look at the ESPN Draft Day predictor and only one of the top four or five tackle prospects is even listed as a potential option at No. 31 overall, and the chances that player falls to them are extremely low.
Here are the four OT prospects ESPN projects will be available when San Francisco is slated to be on the clock at No. 31 overall:
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