Hot Spring Spas

Set of 2 Cartridges. OD is 143mm, Total Length is 425mm, Top is Handle, Bottom is 49mm Coarse Thread. Fits some Leisurerite Spas, Alpine Swim Spa, Endless swim Spa Models

OD is 178mm, Length is ,374mm, Top is Handle, Bottom ID is 67mm

Out Side Diameter is 215. Length is 267. Bottom End Cap is 76mm hole. Top End Cap is 76mm hole. .

OD is 161mm, Length is 356mm, ID is 51mm. Fits Hot Springs Limelight 2018 onwards

OD is 152mm, Length is 205mm, Top is Handle, Bottom is 46mm Coarse Thread. Fits Signature Spas, and other models including: Designer Spas, Vortex Gemini, Oasis, Orbit, Alpha, Meridian, Fisher 2 , Fisher 3, Fisher 5 & Some Galaxy Spa models

Out Side Diameter is 135. Length is 250. Bottom End Cap is 46mm MPT thread. Top End Cap is 54mm hole. .