Fastest OFFICIAL 40 times for RBs at #NFLCombine2018:

1. Nyheim Hines, NCST, 4.38
2. Saquon Barkley, PSU, 4.40
T3. Kalen Ballage, ASU, 4.46
T3. Rashaad Penny, SDSU, 4.46
5. Derrius Guice, LSU, 4.49

— NFL Draft (@NFLDraft) March 2, 2018