Replacement Parts XKF Pond & Koi Filter A wide selection of maintenance and replacement parts that will help you get your Teton XKF Koi Filter back up and running again in no time. Features ⌄ 850001: Replacement Valve Handle For XKF Series 850151: Replacement Valve & Handle Assembly For XKF2500-6500 850152: Replacement Spider Gasket for XKF2500-6500 850153: Replacement 1.5″ Half Union for XKF2500-6500 850201: Replacement Valve & Handle Assembly For XKF9000-24000 850202: Replacement Spider Gasket for XKF9000-24000 850203: Replacement 2″ Half Union for XKF9000-24000 Overview No overview details available.