Watch: Rozenstruik delivers 2nd-fastest KO in UFC heavyweight history

Heavyweight fighter Jair Rozenstruik made quick work of his opponent during the preliminary card of UFC Greenville on Saturday.

Rozenstruik only needed nine seconds to knock out Allen Crowder, marking the second-fastest knockout in a heavyweight bout in UFC history.

The full fight can be viewed below.

For Canadian viewers:

For U.S. viewers:

Rozenstruik's victory improves his professional MMA record to 8-0 while Crowder drops to 10-4.

Renato Moicano (13-2-1) faces the "Korean Zombie" Chan Sung Jung (14-5) in the main event of UFC Greenville.