45mm stainless steel bearing protectors with caps.

45mm stainless steel bearing protectors (bearing buddy), commonly referred to as bearing buddies (buddy), replace the dust cap on hubs. Fill with bearing grease to keep bearings lubricated and free of moisture. Increases the life of the bearing and mainly used in boat trailers where the hubs are submersed in water regularly.

Come as one pair with caps. Caps may vary due to availability blue or black. 

Larger bearing buddy sizes can be found here.