The track roller e entsoe ka shell, collar,shaft,seal,O-ring, bushing bronze,plug,lock pin, single flange track roller le double flange track roller e sebetsa ho mofuta o khethehileng oa baepolli ba mofuta oa crawler le bulldozers ho tloha 0.8T ho ea 100T.e sebelisoa haholo ho li-bulldozer le moepolli oa CATERPILLAR,KOMATSU,HITACHI,KOBELCO,YANMAR,KUBOTA,HYUNDAI joalo-joalo; moralo oa ho tiisa li-cone tse peli le lisebelisoa tsa bophelo li etsa hore pina e phele nako e telele le ts'ebetso e phethahetseng tlas'a maemo afe kapa afe a ho sebetsa; khetla e chesang ea forging e fumana ho khetholla meralo ea kabo ea phallo ea fiber ea kahare; ho thatafala ha mefuta e fapaneng le ho thatafala ha mofuta netefatsa botebo tlas'a phekolo ea mocheso le taolo ea crack.
Tmosebetsi oa hae oa pina rolara ke ho fetisa boima ba excavator fatše.
Ha excavator e tsamaisoa mobung o sa lekaneng, lirolara tsa pina li na le tšusumetso e kholo.
Ka hona, tšehetso ea li-roller tsa pina e kholo haholo. Ho feta moo, haeba e le ea boleng bo tlaase 'me hangata e le lerōle, e hloka tiiso e ntle haholo ho thibela litšila, lehlabathe le metsi ho e senya.
Lihlahisoa tsa rona li ho ea ka maemo a OEM ho etsa.