how fast can roselin zalercov pitch

There is no information available specifically about the pitching speed of Roselin Zalercov. Based on the search results, data on pitching speeds is generally available for other players and age groups, but no direct data or records specifically mention how fast Roselin Zalercov can pitch. If more specific information or context becomes available regarding this person (such as team, league, or level of play), further searches might help. Would you like me to look for any other related details about Roselin Zalercov?