92 piece stover lock nut kit. Nylocks, also known as nylocs, are
designed to increase locking force and prevent the nut from coming
loose.
Several sizes of nylock or nyloc are available in this kit for
your application. Comes with (25) 1/4", (20) 5/16", (20) 3/8", (15) 7/16", (12) 1/2".