Career
Gruşac qualified for the 2004 Summer Olympics by ending up in second place at the 4th AIBA European 2004 Olympic Qualifying Tournament in Baku, Azerbaijan. Defeated Aregawi Tsegasellase (Ethiopia) walk-over
Defeated Sherzod Husanov (Uzbekistan) 13-7
Defeated Bülent Ulusoy (Turkey) 19-10
Lost to Sergey Dotsenko (Ukraine) 8-17.