Bearing Buddy&reg; Chrome Bearing Protectors (2.441) With Bras - Pair 2.441 inch diameter (Approx. 2-7/16") Prevents wheel bearing failure on boat, snowmobile, ATV, horse, RV and utility trailers Eliminates bearing repacking - Keeps water and dirt out of hubs and bearings Stainless steel components - Easy to install Please see measurement instructions (secondary picture) to confirm correct sizing.