Grindex Master Proline, Major Proline, Matador Proline, Midi Proline, Minette Proline, Minex Proline, Minor Proline, Sandy/Super Proline Series pumps.
P/n - 50 420 00 - 50 534 00  complete upper lower assembly replacement mechanical seals to suit various Proline  Series pumps.
This seal kit is a direct aftermarket replacement of equal or better quality for the OEM version and suits all standard Grindex Proline Series pumps models as listed below 
  • Master N Type, Master H Type, Master L Type.
  • Major N Type, Major H Type, Major L Type.
  • Matador N Type, Matador H Type.
  • Midi N Type, Midi H Type.
  • Minette G17 Type, Minette G18 Type.
  • Minex G10 Type, Minex G11 Type.
  • Minor N Type, Minor H Type.