I-FF Series Vertical Knee-up isekela uchungechunge lokuvivinya umzimba oluyisisekelo nolomzimba ophansi. Amaphedi endololwane ajikijelwe, ukubamba ngesandla kanye nephedi yangemuva kunikeza ukuzinza kokuzivocavoca kwamadolo, futhi ukubamba ngesandla okwengeziwe kuvumela ukuvivinya umzimba kwediphu.
Ishubhu yesibili kanye nezigxivizo zesisekelo esikhulu ziqinisekisa ukuzinza okuthuthukisiwe kuzo zombili izindlela zokujima.
Amaphedi amandololwane ajiyile, awugqinsi ngokwedlulele aklanywe ngendlela eqinile futhi anikeza ukuzinza nokunethezeka kokuzivocavoca kwamadolo.
Onogada abakhulu kakhulu, abafaka ibhawudi, abagqoki abagqoki basiza abasebenzisi ukuthi bangene baphume kumishini ngokuzethemba.
Ishubhu yensimbi yezinga lezimboni ezisindayo ishiselwe kuzo zonke izindawo zesakhiwo ukuze imelane nezimo ezinzima kakhulu. Uhlaka olumbozwe ngempushana.
Amaphedi ezinyawo zenjoloba ajwayelekile, ahlinzeka ngokuzinza komkhiqizo futhi asize ukuvimbela ukunyakaza komkhiqizo.