Crafts idler uye track inogadziridza inogadzirwa zvinoenderana nechiyero cheOEM.Yakagadzirwa kubva kutenderera simbi, iyo idler main pini shaft ichaomeswa nepakati frequency kuomesa kupisa kurapwa kuti ive nechokwadi chekuoma kwayo.Zvichakadaro, iyo idler shell inokandwa nesimbi yakakosha.