KRAUS - KRAUS CARTRIDGE SEAL HEAD DRIVER TOOLThe Kraus Cartridge Seal Head Driver Tool tool is necessary for Ohlins fork rebuilding and cartridge installation for Ohlins FKS 508 cartridges. This tool uses a 3 8" drive end and provides easier assembly and disassembly when servicing specific Ohlins forks. Designed and engineered to be used with the KRT Forks (FF52X), Dynamoto Forks (FGRT 205s), and FKS 508s. + Fitment Bike Model: Road King, Road Glide, Electra Glide, Street Glide, Limited, Ultra,