Mitsubishi KuroKage XT $335.62 The XT Series utilises premium 40 and 46 Ton carbon fibre as well an ultra-long 13" application of the TiNi Wire prepreg in the tip section. Add To Cart Added! The XT Series utilises premium 40 and 46 Ton carbon fibre as well an ultra-long 13" application of the TiNi Wire prepreg in the tip section.