PLM/PLD Cord Ring - Pre-1997 filter-length_31 1/4 inches The kit includes a Nut

The kit includes a Nut

Colorado Time Systems is synonymous with precision and accuracy in swim timing

This o-ring kit was designed for Jacuzzi Landslide pool filters

Tank systems are shipped pre-assembled for quick installation with the Econ T Pump

PLM/PLD Cord Ring - Pre-1997 filter-length_31 1/4 inches The kit includes a NutThis is a Cord Ring O 488 designed for Pentair Modular D. E. Filters Models PLM100, PLM150 and Aboveground D. E. Filters PLD50, PLD70. Fits Pre 3 97 Models PLM125, PLM175, PLM200, PLM300. This o ring has been manufactured in accordance with OEM specifications and are designed to meet or exceed the original manufacturer specifications.