He made an unofficial to Tucson over the summer and it did not take him long to make up his mind.
"I think it is a great place," said Antolin.
At the time he committed Antolin did not rule out taking other visits, but in the end he stayed true to the Wildcats, even after his original recruiter, Darrell Wyatt, left for Southern Miss.
Antolin will likely begin his career as a kick returner, but should develop into a very nice change of pace back.
He is Scout.com's #78 RB and a three-star prospect.
The last player to publicly commit was also a running back. Greg Nwoko went public just hours before signing day and was one of the first players to sign on Wednesday.
The Pflugerville, TX prospect is a big, bruising back who has struggled with academics and has gone under the radar a bit. The grades seem fine and the Cats may have a steal.
"I am a powerful runner," said Nwoko of his style.