Inzira idasanzwe yo gushiraho umurongo wa FF yatoranijwe kumurongo wicaye yicaye, yagezweho mumyanya migufi kandi yagutse, ikora imyitozo igamije no gukora neza. Intebe yimbere-Anglid Inyuma ituma umukoresha afite umutekano.
Gukuramo imitsi bisaba lift gusa kugirango urekure lever. Amaboko arimo amaboko ya rubber slip-rolonasi yafashwe nabi impeshyi-caps. Ingingo zo guhindura zerekanwe hamwe nibara ritandukanye zoroshye yo gukoresha.
Amaboko byoroshye kuzunguruka kuva mubunini kugirango agufi kugirango akire abakoresha bose.
Inganda-Umurongo Urwego rwemerera imikorere yukuboko kwimikorere no kwemeza igihe kirekire, imikorere ikomeye yishoramari.