Ibisobanuro ku bicuruzwa:
Ubwoko bwa roller yerekana ubwoko bwubwoko butandukanye, bufite ubwoko bwimbere ninyuma. Ukurikije imiterere itandukanye, bashyizwe mumurongo umwe, umurongo wikubye kabiri nimirongo ine izenguruka ya cone roller.
Ibiranga ibicuruzwa:
1.Ibishushanyo mbonera
2.Gushiraho byoroshye
3.Imizigo ya axial mu cyerekezo kimwe
4.Nta mutwaro wa radiyo
Gusaba:
Ibikoresho bifata imashini bikoreshwa cyane mu binyabiziga, gusya, gusya, ibyuma bya pulasitike no mu zindi nganda.
Reka ubutumwa bwawe