For Suzuki GSX 1300 R Hayabusa 1999-2007. - Complete set of Brake Discs Rotors (No Bolts/Instructions). - 2 Pieces x Front Brake Discs Rotors. - Arashi brake rotors are constructed from 420 stainless steel, with CNC 6061-T6 Aluminum alloy in the center hub for lesser weight.