OEM Mercury Flo Torq IV Hub Kit. Kit Includes: 12-835467 1 Forward thrust washer 896233A01 Drive sleeve assembly 878584 Aft adaptor 14-816629 Tab washer 11-52707Q1 Prop nut Flo-Torq IV hub kit for Verado 135-200 HP 4 Cylinder (Aluminum or Stainless steel props, reduces prop rattle).