This listing is for a FX 4 stage pump seal kit.
Includes all O rings required to service your pump.
Original FX Spec seal kit.
Correct materials and hardness ratings for every O Ring.
Includes full O Ring sizing chart so you know which seal is which!
Numbers provided on sizing chart for each seal correspond with strip diagram on our website: Link provided on sizing chart.
How to tell if your pump is 4 stage or 3 stage version? - The 4 stage version has a bolt on the top. Please see our second picture in the listing.
Please note our current final stage seal is black - it is the same spec but the ring has been dyed
Registered FX Dealer
All our products are stocked in our retail shop in the center of Newcastle-Upon-Tyne, UK. We dispatch via Royal Mail and Parcelforce on all working days and if your order is placed before 3pm it will be dispatched same day.