Pentair Cyclone spa jet barrel diffuser. This is the white wine glass shaped plastic rear on the jet that often perishes over time.
Has locating lugs attached, which hold the jet barrel in the jet body. These lugs sometimes break off, requiring a replacement diffuser or jet barrel. Suits all jet barrels in the Pentair Cyclone range.
100mm long x 64mm diameter.
Does not suit the similar Hurrican jets.