[Replace Part Number]: Replace C80 C-80 bearing. [And special design of Yodao North Star 180, 280, 280 Tarktrax, Vac-Sweep 20. [Quality Quality]: The replacement parts are made of high quality durable materials, easy to install and use, and have a long service life. [Note: It is not manufactured or sold by Polaris, but its performance is the same as the original performance. [100% SAPE GUARANTEE] If you are dissatisfied with the purchase for any reason, please contact our service customer in time, we will give you a satisfactory answer as soon as possible