As for a severe field environment of salt water, it is "SW" concept to control durability to the key word by a thorough quality. It is adopted by Stella SW and it is NEW twin power SW to start drag and the gear system, and to have installed this "SW" concept to win full support from the body to the steering wheel everywhere. A high cost performance in addition to durability that far surpasses the imagination of Stella SW transfer is achieved at the same time. It is new generation salt water reel that can be widely used at ease from the expert angler to a middle user who has passed a lot of careers.