Julio Cesar Chavez Jr. and Andrzej Fonfara hit their marks at Friday's weigh-in gathering.
Chavez Jr. (171) and Fonfara (171.5) made official Saturday's headliner, which goes down at the StubHub Center in Carson, Calif., and airs live on Showtime Boxing at 10 p.m. ET.
Stay tuned to Sherdog.com for live play-by-play and results through the evening.
Showtime Boxing Weigh-in ResultsJulio Cesar Chavez Jr. (171) vs. Andrzej Fonfara (171.5)
Amir Imam (140) vs. Walter Castillo (138)
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