Kusintha kumodzi kokha kumafunika kuti wogwiritsa ntchito FS Series Selectorized Line Back Extension ayambe kuchita masewera olimbitsa thupi. Mapangidwe anzeru amaphatikizapo pad contoured kuti athandizire kumbuyo kwa biomechanics yoyenera ya msana panthawi yochita masewera olimbitsa thupi.zida zamphamvu zosankhidwa zimakhala ndi kukhudza kwanzeru ndi mapangidwe omwe amachititsa kuti azikhala ndi chilengedwe komanso zochitika zosaiwalika.
Ntchito zazikulu:
Limbikitsani erector ya msana ndi minofu ya msana.
Fotokozani:
1) Ikani mapazi anu pansi pa mphasa yapansi ndikuyimirira molunjika ndi nsana wanu motsutsa.
2) Gwirani chogwirira.
3) Kankhirani mmbuyo pang'onopang'ono panthawi yonse yoyenda.
4) Pang'onopang'ono kubwerera kumalo oyambira.
5) Izi ziyenera kutenga 3-5 masekondi mbali iliyonse.