The Sta-Rite R173201 R is a compatible replacement for the following pool filters:
The Sta-Rite R173201 Comp. Spa Filter Cartridge is a spa filter replacement with dimensions of 7 inches in diameter x 9 13/16 inches in length with 3 inch Open top/bottom styles. This compatible Sta-Rite filter improves water quality through 25 sq. ft. of media area.