Captain O-Ring - OK7 Replacement O-Ring Kit for OmniFilter BF6, BF7, BF7a, BF35, BF36, BF36C, BF55, BF56, PB35, PB55 (2 Sets - 4 Total Orings, 2 Sizes) TIJTJHC 4 Gallons of 100% food

4 Gallons of 100% food grade mineral oil USP certified and NSF approved (certificate available upon request)

and mountable to nightstands or other stationary objects

it's not just convenient but also reusable

or washer can be easily sorted

and those who love an organized space

Captain O-Ring - OK7 Replacement O-Ring Kit for OmniFilter BF6, BF7, BF7a, BF35, BF36, BF36C, BF55, BF56, PB35, PB55 (2 Sets - 4 Total Orings, 2 Sizes) TIJTJHC 4 Gallons of 100% foodBrand: Captain O Ring Color: Black (Rubber) Features: The Replacement OmniFilter OK7 O Ring Kit (also called OK7 DC6 S06, OK7 R 01, OK7 R 02, OK7 S6 05, OK7 DC6 S18) contains 2 different o ring sizes to fix your leaking water system. This convenient 2 set package contains 2 of each size o ring, for 4 o ring gasket seals total. Compatible with: OmniFilter BF6, BF7, BF7a (BF7 Series A), BF35, BF36, BF36C, BF55, BF56, PB35, and PB55 water filter