COMPATIABLE - This iSpring O Ring fits 10” pre-filter housing of under sink reverse osmosis water filtration system and countertop water filter system, such as RCC7, RCC7AK, RCC7AK-UV, RCC7P-AK, RCC100P, RCC7D, CKC1C, CKC1, CKC2, CT10, US31.
NO LEAKS - Easy to install, unload and does not need to be lubricated. Diameter of the O-rings: 1/8 inch; designed for 2.5'' x 10'' housings; approximate O.D.: 3 1/2".
3 pack replacement O-Rings, with high-quality material. Direct replacement for iSpring Systems.
