C/o 1-nut, 1-washer, 1-inner bolt, 1-half male bushing segment, 2-full male bushing segment, 1-extra lg male bushing segment, 4-full female bushing segment, cres type 17-4ph and 303, passivate qq-p-35, 0.500 in. Nom dia, 0.500 to 0.505 in. Diameter mating hole, 1.875 in. Grip lg