K71-622-00 E-Z Lube Retainer Nut Kit Important Note: The E-Z Lube Retainer Nut Kit is not recommended for use on all D20, #8, #9 axles. It is only to be used on axles that have a "D" washer. A new, improved system of bearing adjustment for Dexter axles equipped with the E-Z Lube feature. The improved system utilizes a patent pending "cage" spindle nut retaining device as well as a new jam spindle nut which allows a more finite adjustment than has been allowed with the old style "tang" washer. Details: