This replacement Lock Ring is designed to fit several Jacuzzi filters. This is a new, OEM Jacuzzi Bros part, number: 42-2850-07-R.

Compatible with the following filters

Jacuzzi CFR 50, CFR 75, CFR 100, CFR 150 Cartridge Filters Jacuzzi Landslide LS40, LS55, LS70 DE Filters Jacuzzi Sand Trap ST27, ST33 Sand Filters