Compare Quick view PENTAIR / STA-RITE / SWIMQUIP PENTAIR / STA-RITE / SWIMQUIP | COLLAR, SKIMMER EXTENSION | WC37-503P MSRP: Was: Now: $40.19 PENTAIR / STA-RITE / SWIMQUIP | COLLAR, SKIMMER EXTENSION | WC37-503P Add to Cart Add to Cart