FKS 221 CARTRIDGE OHLINS NIX 22 HARLEY DAVIDSON SOFTAIL STREET BOB 2018 2022. Product example for Ohlins cartridge Please note that this picture may differ from the actual product application. OHLINS FKS NIX 22 MM. Ohlins cartridge kits are based on our experience learned through decades of testing and racing in high tier championships. Our cartridge kits deliver loads of performance together with stable damping characteristics while ensuring great comfort and contributing to rider confidence. With the NIX 22 cartridge kits this now available for motorcycles with conventional front forks. Each Ohlins cartridge kit has been tested extensively and tailor made to suit the individual requirements and characteristics for each individual bike. In combination with the well proven “NIX” design which features compression damping in the left leg and rebound damping in the right leg, it allows for a more precise function and stability. All adjustments including spring preload are made at the top cap. Ohlins NIX-technology External Compression and rebound adjustment External preload adjustment 22 mm piston diameter. This kit is delivered without springs.