Speaker Magnets are used to manufacture speakers that can supply all sizes from 32mm to 330mm.
OD 134 x ID 60 x Ht 20
OD 155 x ID 60 x Ht 20
OD 190 x ID 90 x Ht 25
OD 190 x ID 90 x Ht 20
OD 220 x ID 110 x Ht 25