Stainless Steel Material: Made of premium stainless steel for maximum protection.. 1.98in Diameter: Prevents wheel bearing failure on most trailers with 1.98in hub diameter.. Wheel Hub Bearing: Keeps water and dirt out of hubs and bearings.. Practical Trailer Accessory: Its a great way to extend bearing life, practical to use.. Simple to Install: Easy to install, no need complicated tools, convenient for using..
