Carrier roller e entsoe ka roller shell, shaft, seal, collar,o-ring, block slice, bushing bronze.e sebetsa ho mofuta o ikhethileng oa li-excavator tsa mofuta oa crawler le li-bulldozer ho tloha 0.8T ho isa 100T.e sebelisoa haholo ho li-bulldozer le li-excavators. ea Komatsu, Hitachi, Caterpillar, Kobelco, Sumitomo, Shantui joalo-joalo, mosebetsi oa li-roller tse holimo ke ho isa sehokelo sa pina ho ea holimo, ho etsa hore lintho tse itseng li hokahane ka thata, le ho etsa hore mochini o sebetse ka potlako le ka mokhoa o tsitsitseng, lihlahisoa tsa rona li sebelisa tšepe e khethehileng. mme e hlahisoa ke ts'ebetso e ncha, ts'ebetso e 'ngoe le e' ngoe e feta ka tlhahlobo e tiileng mme thepa ea ho hanyetsa khatello le ho hanyetsa tsitsipano e ka netefatsoa.