Model 1781 Stainless

Mfr #: 41204

Prevents trailer wheel bearing failure. Keeps water and dirt out of hubs. Makes boat trailer wheels safely submersible. Ends the mess of re-packing bearings. Pressure relief feature protects hub seals, prevents overfilling. Quick, positive lubricant level check. To convert a model number to the hub bore in inches, simply place a decimal point after the first digit in the model number (1.980" for example).