Leisure Bay 50SF Replacement Spa Filter Element

50SF replacement spa filter that screws in and has a handle for Leisure Bay C-Series and Polysteel, Alps, Freestyle, Dynasty, and Bullfrog spas.  378902

Height:  8 1/4"

Diameter:  6"

Bottom Hole:  1 1/2" with loose thread pattern.  

Compare pictures of 0519244 thread pattern to make sure