Filter, Cartridge, 50sqft, 2"female SAE Thread, 4-15/16", 13-1/2", Fits Some Four Winds Spas, Barefoot

 This filter is 13 1/2" X 4 15/16" and has a female SAE Large Thick Thread that is 2" which would really nmeassure about 2 1/4-2 3/8" ID. This filter is found in Four Winds Tubs, Barefoot and others. 

Note: The version of this filter can vary but they are all the same specs. 

If you have the shorter verison of this filter which is 9 1/4" long x 5" with an 1 1/2" SAE Thread click here HTP17-175-LA60