MTX floating discs are made from two segments of stainless steel which are riveted together to allow the outer section of stainless steel to expand under extreme temperatures. The outer section is manufactured from Japanese SUS 420 stainless steel then heat-treated to HRC 36+-2 while the centre of the disc is manufactured from steel or alloy. Fits: Suzuki GSF650 BANDIT 2005-2006 GSF650S BANDIT 2005-2006 GSX600F KATANA 2003-2006 GSX750F 2003-2006 M90 BOULEVARD VZ1500 2008-2010 SV650 2003-2010 SV650S 2003-2010