Ohlins FKS 212 Fork Cartridge Kit For Harley Dyna If you ride hard, the stock suspension on your Dyna is not up for the task. The Ohlins FKS Cartridge kit provides adjustable compression damping, rebound damping and preload to dial in the handling characteristics that you want. Whether you're looking for maximum performance through the twisties, or to reduce the chatter from the long haul road, Ohlins' design and adjustability provides a paramount riding experience. Features: Compression damping in left fork Rebound damping in right fork Adjustable spring preload from top cap 32.13 overall length 5.04 overall stroke Precision CNC-machined components Serviceable and repairable Springs included Sold as a pair