Notice: When you enter key word "6303RMX" into eBay or Amazon, you will note the availability of o.e.m dimensions bearings - 10X42X13. "6303RMX" is stamped within the OEM idler #two bearings. I've strong doubts about these currently being high-quality bearings, such as the Koyo bearings labeled as being built in https://goto-directory.com/listings13209423/considerations-to-know-about-debt-collection-service-in-anaheim