Cleansui HFC011T Water Filter Cartridge, Pack of 3, removes 11 substances. ※HFC011T is the previous model to HSC17023 - Model Name: HFC011T - Quantity: Pack of 3 Thank you for viewing. I had a subscription, but I had to suddenly replace my kitchen faucet, so I am selling the extras. Brand new, unused, still in the original plastic wrapping. Please note that I cannot accept returns or complaints as this is a private sale.