Fluidix ST Jet Assembly with .75"Barb (6541-010, 6540-642, 6540-522, 6540-639, 6540-644, 6540-646)
Used 2001-2006 (check the jetback for .75" barb or .50" fitting)
Used on:
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All 2007+ 880 Series Spas
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2011-2018 Select Series Sundance Spas
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2016+ 980 Series Sundance Spas
ST Jet .75" Assembly comes with #2-#7 Below- Please see ST Jet .50" for this assembly with #8 instead of #7
Please see 6540-643 if you need the replacement Jetface #1 below