USBC Approved
From 2009 through 2015, the Steltronic Focus Scoring System was in use at the USBC Women's Championship tournaments in the big cities of Las Vegas, Reno, El Paso and Syracuse.
From 2009 through 2015, the Steltronic Focus Scoring System was in use at the USBC Women's Championship tournaments in the big cities of Las Vegas, Reno, El Paso and Syracuse.
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