Best Seller | Sta-Rite Pentair Screw Impeller 1-1-2 - 3 HP 37337-6080 Pentair 37337-6080 Impeller Reverse Screw for Pentair IntelliFlo XF 5hp Pump. Note: this listing is for the Screw ONLY O-Ring is NOT included This sale transaction is for a Pentair 37337-6080 Impeller Reverse Screw for Pentair IntelliFlo XF Inground... more | | $29.40 FREE shipping go to store |