... 1,applicable for 70CC, 100CC,125CC,250CC series 2, JC-Y3939 3,ISO/16949 2009 Arc magnetMaterialsMade of SrO.6Fe2O3 ... styles available: Arc , Segment, BlockGrade:JC-Y3932;JC-Y3939;JC-Y4041;JC-Y4127;JC-Y4231;JC-Y3744;JC-Y3849;JC-Y4240 etc .....Magnetic propertyBr can reach 4300 ... Innovation Award” in December 2004.In July 2004,our new JC-Y4240 performance (equivalent to Japan’s TDK FN6B performance ...