A black-and-white Fender Stratocaster guitar used by Kurt Cobain during Nirvana's final tour has hit the auction block. A black-and-white Fender Stratocaster guitar used by Kurt Cobain for the end-of-concert, instrument-destroying jams during Nirvana's final tour ?specifically at the band's February 16th, 1994 gig in Rennes, France ? has hit the auction block. The seller has posted the instrument on auction house Cooper Owen with a minimum required bid of £34,000 ($48,500).