Bucannon ran the 40-yard dash in 4.49 seconds at the NFL scouting combine, bench pressed 225 pounds 19 times and had a 10-6 broad jump and 36.5-inch vertical leap.
Bucannon has a reputation as a hard-hitting tackler and is regarded as a rising draft prospect. He has over 10 official visits scheduled and has conducted three private workouts, including with the Philadelphia Eagles.
The 6-foot-1, 211-pounder delivered a huge hit in this video against Auburn running back Corey Grant and has also displayed coverage skills.
Bucannon trained for months before the NFL scouting combine at Disney Wide World of Sports with noted speed trainer Tom Shaw as well as retired former Ravens and Oakland Raiders starting cornerback Fabian Washington.
Bucannon was a finalist for the Jim Thorpe Award last season and a second-team All-Pac-12 selection.
He led the Pac-12 with 109 tackles last season, intercepted five passes and forced three fumbles. He was a four-year starter and a three-time captain.
For his career, Bucannon has 379 tackles and 14 interceptions.
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Aaron Wilson covers the Ravens for The Baltimore Sun