Memphis held a sort of pre-season pro day about a week ago. His measurables are below:
For reference, Luka Garza beat out his sprint, agility, and shuttle times while nearly matching Bates's vertical numbers.
Garza hit 24/29 on the verticals. 3.51 on the sprint, 11.9 on agility, 3.38 on the shuttle.
https://www.nba.com/stats/draft/combine-strength-agility/
On top of all that, there are all sorts of stories out there about his lack of work ethic, stagnation in development after going to the prep school his dad created, etc.