The Michigan Wheel HUB KIT OMC is a high-quality hub kit with a Forward Thrust washer, Aft Drive adapter, and cushion hub. It is made to spin under heavy pressure to help preserve your lower unit and performs effectively in absorbing shock and stress brought on by changing gears. It fits well with OMC Sterndrives for Evinrude/Johnson Outboards (V6/V8 Gearcase - 1984-1990). Each component in the kit has undergone meticulous design and engineering to satisfy marine-grade standards for performance and quality. Key Features: High performance and adaptability make this a perfect replacement or backup prop. A Delrin cushioned sleeve designed to spin under heavy impact will alleviate shock and stress from changing gears and protects the lower and unit. Designed to be compatible with Vortex and Apollo prop housings Mercury's Flo-Torq II hub system is substitutable. Suitable with OMC Sterndrive (V6/V8 Gearcase - 1984-1990) for Evinrude/Johnson Outboards Kit Inclusions: 991204 - Forward Thrust Washer 991203 - Aft Drive Adapter 991301 - Cushion Hub Specifications: SKU: HK201 UPC: 014984016346 Weight: 1.90 LBS Unit Of Measure: EA Brand: Michigan Wheel Condition: New