Chievo have officially loaned Federico Barba to Real Valladolid with an option to buy that becomes an obligation with certain conditions.
The defender completes the transfer, which is believed to become an obligatory purchase if Valladolid avoid relegation from La Liga.
Spain is not new to the 25-year-old centre-back, who already played for Sporting Gijon.
He leaves Chievo after 30 competitive appearances last season.
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