Ferrite Magnet Ferrite Magnet for Speaker Composite: Ferrite Magnet Shape:segment,block,cube,cylinder,disc,ring,rod sphere Ferrite Magnet Ferrite Magnet for Speaker Speaker parts1)Material: NdFeb and Ferrite2)Shape:segment,block,cube,cylinder,disc,ring,rod sphere3)Grade: Y20,Y25,Y30,Y35,Y35BH,etc4)Model: more than 1000 modelsWe can make in your requests also provide thorough service , good ...