Features and Benefits:•10mm male and female ends fit multiple applications•Holds alternator shaft in place for easier removal & installation of decoupler pulley•Similar to OE part number MLR-8433AThis tool holds the alternator shaft in place so the decoupler pulley can be removed and installed. Male and female ends are 10mm.Applications include 2004-Later Chrysler/Dodge/Jeep vehicles.Similar to OE part number MLR-8433A.