Subriel Matias improves to 17-1 (17 KOs) following his eight-round stoppage over hard-hitting Batyrzhan Jukembayev in their scheduled 12-round IBF Super Lightweight World Title Eliminator bout, live on SHOWTIME. #MatiasJukembayev Fight Recap: http://pbcham.ps/FightNight-052921 #PBConSHOWTIME Visit PremierBoxingChampions.com for more info. SIGN UP FOR FIGHT ALERTS: https://pbcham.ps/FightAlerts FOLLOW US: https://twitter.com/premierboxing https://instagram.com/premierboxing https://www.facebook.com/premierboxingchampions