Rullalulatada iskeed isku toosisa waxay leedahay laba saf oo rullaluistuyaal ah, giraanta bannaanka waxay leedahay marin orod wareegsan oo caadi ah, giraanta guduhu waxay leedahay laba dariiq oo orod waxayna u janjeertaa xagal marka loo eego dhidibka xajinta. Qaab dhismeedkan xariifka ah wuxuu ka dhigayaa mid si toos ah u toosan waxqabadka, sidaa darteed ma fududa in lagu saameeyo xagasha shafka iyo kursiga sanduuqa xajinta ee qaladka ama leexinta shafka, wuxuuna ku habboon yahay qaladka rakibaadda ama leexashada shafka ee ay sababto khaladaadka xagasha. Marka lagu daro culeyska shucaaca, xajintu waxay sidoo kale qaadi kartaa culeyska axial ee ficil laba jiho ah.
Codsiyada ugu muhiimsan: mishiinada samaynta waraaqaha, yareeya, dabada gaadiidka tareenka, giringilin girgire sanduuqa sida kursiga, rullaluistemadka, rullaluistemadka, burburin, screen gariiraya, mashiinada daabacaadda, mashiinada alwaax, dhammaan noocyada kala duwan ee warshadaha yareeya, toosan toosan oo sita kursiga.