HiKOKI 6600406 Recoil Ass'Y for compatible HiKOKI and Hitachi engine blowers. This replacement recoil starter assembly forms part of the pull-start mechanism and is suitable for replacing a worn, damaged or faulty original assembly. Manufactured to the correct specifications for precise fit and reliable engine starting. Part 6600406 replaces the previous HiKOKI/Hitachi part number 6684938.