The Sta-Rite SR WC108-70S2X R is a compatible replacement for the following pool and spa filters:
The Sta-Rite WC108-70S2X Comp. Pool Filter Cartridge has a diameter of 8 11/16 inches, and a length of 31 1/4 inches. This spa filter has both an open top and bottom, and each has a diameter of 4 3/16 inches. This pool filter replacement will keep the water in your pool or spa clean and clear.