(M size) Sea Borg 150 ~ 200 size， Leo blitz 150 ~ 200 size， Millionaire 200 ? 250， Tana sensor 250 early technique， ITS ICV 150 (※ note) (Part code: 110664) is required.Aluminum handle knob of all-machine cut with bold blanking treatment in order to realize a lightweight， stylish and sporty form. With the luxurious finish that is suitable for optional parts， your reel gets more sporty and elegant clothes. Three patterns of color lineup are prepared so that you can choose according to the reel body color and your preference. It is a special part that colorfully colors adult holidays， the range of coordination widens. Please rinse thoroughly with running water of fresh water after use. ITS ICV and others， some dual-axis reels require special plastic color (part code: 110664) when installing. Please confirm beforehand at the time of purchase. This item will be a product for electric reels / double shaft reels. Each round knob M / L has compatibility with handle knob size S / L， but please be careful because it will be a blanking shape which is not suitable for using heavy loads such as jigging for a long time with hand winding. Like other option knobs， ball bearings (BB) are not included. Reel body