Five team members and three replacements were named, with five of the eight having ties to OU:

Jake Dalton (OU)
Jonathan Horton (ex OU)
Danell Leyva
Sam Mikulak (Michigan)
John Orozco

Replacement athletes
Chris Brooks (ex OU)
Steven Legendre (ex OU)
Alexander Naddour (ex OU)

Link:  USA Gymnastics