Active Super Ultra-Fine Filter Basket - Small filter-length_17 3/8 inches The spring is critical to

The spring is critical to ensure a nice taught fit for your cover

It is part of the cable that goes from the swivel and plugs into the motor if the unit has the rubber grommet on the side

This is a Stenner QuickPro Pump Head #3 replacement with Versilon tube and rated for 25 psi

This is a Taylor Phosphate Reagent #1

This pool depth marker states 11 FT and is printed with 4 Inch letters and has an overall size of 9 Inch x 6 Inch

Active Super Ultra-Fine Filter Basket - Small filter-length_17 3/8 inches The spring is critical toThis is a Maytronics Super Ultra Fine Filter Basket (Small) for several Dolphin pool cleaners including the Active Series. This filter basket has super ultra fine filter panels. The super ultra fine filter basket is designed for the Active, 10, Active 15, S50, S100, T15, T25, Prowler 910, Prowler 917, Warrior SL, Echo, Saturn, Cayman, E10, Escape, Nautilus CC, Encore, Proteus DX3, Solo, Advantage, and Explorer E20.