Mike Alvarado and Brandon Rios make weight!

Saturday’s HBO Boxing After Dark doubleheader telecast begins at 9:45 p.m. (ET/PT).

The HBO telecast kicks off live from 1STBANK Center, located in the Denver suburb of Broomfield, CO., when light heavyweights Gilberto Ramirez and Maxim Vlasov square off for 10 rounds.

The main event of the evening, a 12-round welterweight showdown, features Mike Alvarado against Brandon Rios in the final chapter of their epic trilogy.

Official Weights from Broomfield:

Mike Alvarado: 146.5 lbs.
Brandon Rios: 146.75 lbs.

Gilberto Ramirez: 170.5 lbs.
Maxim Vlasov: 170 lbs.

Photos Copyright Ed Mulholland/HBO