At the weight Carmona was the heavier man coming in at 115lbs, the divisional limit. For the Mexican this will be his second "world" title fight, having previously come up short against Omar Andres Narvaez, and he comes into this bout on a 3 fight winning streak.
Parrenas on the other hand was well under the limit at 113lbs, for what will be his first world title bout. Coming into this one the Filipino is on a 7 fight winning streak with an impressive 6 stoppages in that run, though has shown issues with durability in the past.
Whilst the WBO "interim" title is the big prize up for grabs today it's not the only prize with the winner also set to get a fight with Japanese sensation Naoya Inoue. There isn't yet a date set for that bout but it should come within 90 days would would have it pegged for early October at the latest.
Parrenas and Carmona face off for WBO strap...and the right to face a monster...