Pentair 24850-0016 Clamp Retaining Ring for Sta-Rite System 3 Pool or Spa Filter Total Alkalinity is the measure

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Pentair 24850-0016 Clamp Retaining Ring for Sta-Rite System 3 Pool or Spa Filter Total Alkalinity is the measureThis clamp retaining ring is designed to use with Pentair Sta Rite System 3 SM Series modular media filters and also compatible with Pentair Sta Rite System 3 SD, SS Series D. E. and sand filters. Measures 1 inch length by 1 4 inch height by 1 inch width. Features: Clamp retaining ring replacement Fits Pentair Sta Rite System 3 SM Series modular media filters Also fits Pentair Sta Rite System 3 SD, SS Series D. E. and sand filters Measures 1 inch