80 Kalibre is a Progressive Heavy Metal band, formed in 2007 in Istanbul, Turkey. "Kurtul Zindanindan" is their first EP released in 2008. They also have some live performances too. They have released their new EP, "Bitmeyen Gösteri", which is available for free, in November 2011. The members of the group are: Hidayet Can Özcan (Vocals), Selim Işık (Guitar), Özgür Can Köksal (Bass Guitar), Serkan Bilsel (Drums) - biography by at710am. Changes made by - seyfoyun. http://www.80kalibre.net .