切って短くして反しヒダ切ってヘッドカバー有りが一番安定してる


https://i.imgur.com/RXY1ouq.jpg
https://i.imgur.com/ORUnBwP.jpg
https://i.imgur.com/QtrHsgH.jpg
https://i.imgur.com/siHZto1.jpg
https://i.imgur.com/K0SI27Z.jpg