No need to replace them once a week. TThese sweeping hose scrubbers help to keep the pool sweeping the right way. 【Easy to setup】: Simply remove the worn scrubber and replace it with a new tail scrubber at the end of the hose.
【Easy To Install】Simply remove the worn out scrubber and replace a new scrubber to the Hose Tail. To maximize sweeper scrubber life, rotate slightly when worn. 【Perfect Compatible】Pool hose tail scrubbers fits all Zodiac Polaris Vac-Sweep automatic pool cleaners or vacuums, including Polaris 180, 280, 360, 380, 480, and 3900 Sport models.
Compatible With: These pool cleaner parts fit Polaris Vac-Sweep automatic pool cleaners / vacuum cleaner and sweeping hose scrubber end，fit Polaris 180, 280, 360, 380, 480 and 3900 Sport，compatible with Polaris 91003105 / 9-100-3105.