... VKM12200,F36261,QTT109 ,QTT219,S903,IR-9822,CR1654 china car belt tensioner pulley bearing Corresponding Type: VKM12200,F-36261,QTT109 ,QTT219 ... low vibration5,Adopt the raw material of PA66+G25+V0 plastic that is appointed by the automobile companies,then inject ... mould through an advanced craftwork at high temperature occasion, the plastic wheel has the functions of high abrasive resistance, bounce ...