Non Drive Gravity Roller

Iirola zomxhuzulane (iirola zokukhanya-umsebenzi wokukhanya) zisetyenziswa kwiintlobo ngeentlobo zemizi-mveliso efana nemigca yokuvelisa, imigca yokuhlanganisa, imigca yokupakisha, oomatshini bokuhambisa, kunye nokuhanjiswa kweerola ezahlukeneyo zothutho lwesikhululo sothutho.

Kukho iintlobo ezininzi. Ngokwendlela yokuqhuba kunye nokubalwa koyilo lomxhuzuli womxhuzulane, inokwahlulwa ibe yi-roller yamandla kunye ne-roller yasimahla, kwaye ngokuhambelana noyilo, inokwahlulwa ibe yi-roller ethe tyaba, i-roller ethambekele, kunye ne-roller egobileyo, sinokuyila ezinye iindidi ngokweemfuno zabathengi ukuhlangabezana neemfuno zabathengi.