Career
He earned a silver medal in the men"s rifle prone at the 2003 Pan American Games in Santo Domingo, Dominican Republic, and also represented his nation Cuba at the 2004 Summer Olympics. Estpinan reached at the summit of his sporting career at the 2003 Pan American Games in Santo Domingo, Dominican Republic, where he picked up a silver medal in the men"s 50 m rifle prone with a total score of 696.5, finishing behind United States. sport shooter Tom Tamas by almost a full point. At the 2004 Summer Olympics in Athens, Estpinan qualified for the Cuban squad in the men"s 50 m rifle prone by placing second from the Pan American Games.
He scored 581 points to obtain a last spot out of forty-six shooters in the prelim stage, failing to advance further into the final.