This 5 1/2 inch jet has been discontinued and is no longer available.
A jet that would fit in place of the discontinued one is CALPLU21703105.
You may also be able to use 5 inch jet PEN9784WW - though we have not tried it yet.
Cal Spa 5 1/2 Inch Power Storm Jet PLU21703668 Acupressure is a multi nozzle jet insert that is 5.5 inches wide and about 6 1/4 inches long.
Cal Spa 5 1/2 Inch Power Storm Jet PLU21703668 Acupressure
