K.T.N Metals supplies Alternator Pulley. K.T.N Metals is an ISO 9001: 2000 awarded company. Alternator Pulley is used as alternator. Technical Specifications of Alternator Pulley are: Material: Grey Cast Iron, Din 1561 EN - GJL – 250, ASTM - A48 - CLASS 35A Weight Range : 120 to 240 kgs