Non Drive Gravity Roller

Imirasire ya rukuruzi (imizigo yoroheje) ikoreshwa mu nganda zinyuranye nk'imirongo ikora, imirongo yo guteranya, imirongo yo gupakira, imashini zitwara, hamwe na za moteri zitandukanye zo gutwara ibinyabiziga.

Hariho ubwoko bwinshi.Ukurikije uburyo bwo gutwara no kubara ibishushanyo mbonera byerekana ibishushanyo mbonera, birashobora kugabanywa mumashanyarazi hamwe nubusa, kandi ukurikije imiterere, irashobora kugabanywamo ibice bigororotse, ibizunguruka, hamwe nu mugozi uhetamye, dushobora no gushushanya ibindi Ubwoko ukurikije ibyo abakiriya bakeneye kugirango bahuze ibyo abakiriya bakeneye.