We use Viton® O-rings because of their excellent resistance to chlorine and saltwater conditions.
Each pack contains 2 sets of O-Rings for the Style B Commoderizer, as listed below:
Cap (#145), 4 O-Rings.
Return water tube O.D. (#126), 2 O-Rings.
Return water tube I.D.(#120), 4 O-Rings.
Check piston (#113), 2 O-Rings.
FREE GROUND SHIPPING IN THE CONTINENTAL U.S. ON ORDERS OVER $100.