MTX solid discs are constructed using one complete segment of Japanese SUS 420 stainless steel then heat-treated to HRC 36+-2. Lightening and drill hole patterns are as per OEM designs to improve braking performance and reduce the temperature of the disc.MTX Discs provide amazing braking control for your motorcycle. All MTX discs are designed and manufactured with world-leading cutting edge technologies:Precision CNC machined and laser-cut technologyJapanese SUS 420 Stainless SteelReplacement for Original EquipmentOEM Design; lightening & drill hole patternsSpecifications:O.D: 296mmI.D: 144mmMinimum Thickness: 4mmDisc Position: Front Left Fits: Honda CBR1000F 1987-1999 NT700V DEAUVILLE 2006-2013 ST1100 ABS 1996-2002 VFR750F RC36 1988-1993 VT750 C Shadow 1998-1999 VT750 C2 Spirit Chopper 2008-2011