1. Using in salt water since it is stainless steel and therefore will not rust. 2. Measures 1.980 inches at its base. 3. It is designed to be used in most 4 and 5 bolt hubs. Bearing buddys put a small amount internal pressure in the hub (about 3psi). 4. Function: Reduce the failure of the wheel bearing of the marine trailer, prolong the life of the bearing and prevent water and dirt from entering the hub and bearing 5. Material: stainless steel
Verified Compatible
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