An inner drive for a magnetic drive pump includes {HEAD ~ a magnet} supported on {TAIL ~ a yoke} 
An inner drive for a magnetic drive pump includes { HEAD ~ a magnet } supported on { TAIL ~ a yoke }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL