Material:wear ring rubber,metal type:wear ring size :15*040*10 Application:excavators, bulldozers, forklift,road ... *023*07SC15*032*07SC15*040*10SC16*040*08 seal kit/wear ring/ WR/adjuster cylinder seal kit /repair kit/ caterpillar , volvo ... , komatsu , hitachi , seal kit/wear ring/ WR/adjuster cylinder seal kit /repair kit/ caterpillar , volvo ...