Polaris Jandy Zodiac D20 Ball Bearing Swivel Replacement Pool Cleaner Ball bearing swivel replacement Also fits Zodiac Polaris pool cleaner models 280 TankTrax, Vac-Sweep 280, Vac-Sweep 380 Fits Zodiac Polaris pool cleaner models 180, 280, 380, 480 PRO, 3900 Sport Buy Original OEM Polaris/Zodiac parts to prolong the life and effectiveness of your pool cleaner! Genuine POLARIS product comes in POLARIS labeled bag