【Replace Part Number】: Replaces C-80 bearing. 【Compatible with】 Specially designed for Polaris 180, 280, 280 bottom cleaners 【Premium Quality】: The replacement parts are made of high quality durable material, easy to install and durable to use. Pack of 2 ball bearings suitable for Polaris 280 or 180 impeller Allows you to replace the 2 bearings on the drive shaft of your Polaris