Replacement bearing for Galfre / First Choice Hay Tedders, fits GS250, GS300, GS320, GS400, GS480 and GS520 Hay Tedders. These bearings are metal sealed on one side and open on the other side to accept grease. They are used on the horizontal shaft that runs through the body of the tedder and are installed in each of the inside gearbox housings. There are the new style bearings for the housing or bearing support that use this larger bearing. Will not fit early models that used two stamped steel mounting flanges to mount the bearings. If you are not sure if these will fit your tedder please contact us and I will help you determine if it will fit. Part Number 0033GS / 0099GS We sell many replacement parts for the most manufacturers of hay tools, tillers, finish mowers, spreaders, 3-point hitch hay tedders and sickle bar mowers. If you don't see the parts you need listed please contact us we would love to earn your business. We are listing new items frequently so please check our store often. We stock a wide variety of replacement parts for Agricultural Equipment please contact us if you have any questions or if you would like more information.