POLARIS QUATTRO SPORT LEFT SIDE GEARBOX BRUSH (AA12)

THIS FACTORY REPLACEMENT PART ACTS AS THE PRIMARY DRIVING MECHANISM THAT SPINS YOUR CLEANER'S LEFT ACTIVE SCRUBBING BRUSH. IT INSURES YOUR CLEANER CAN EASILY DISLODGE STUBBORN ALGAE, DIRT, AND FINE PARTICALS FROM TIGHT CORNERS AND VERTICAL SURFACES.