Illustration:


 Additional Information:

Replacement Wiper Ball Knob w/ Hex Nut

Includes (1) Wiper Ball Knob and (1) Hex Nut

Fits the Classic, Viper and SL Wiper Units

FAQ:

Q. How many  Wiper balls do I need to purchase?
A. 8W, 15W, 25W, 40W and 57W units take (1) Wiper ball; The 80W requires (2) wiper balls, 120W requires (3), 160W requires (4),  200W requires (5) and the 240W requires (6)

Q. How often do I need to change these?
A. Aqua UV recommends changing these when they are worn or broken

Q. Will these fit my Viper or SL model?
A. Yes, these are for the Classic, Viper and SL models.