DESC: "TROY-BILT" GAS STRING TRIMMER *Straight shaft *29CC clutched 4 cycle spring assist engine *17" bump head with speed spool *Deluxe handle *Electric start capable by using Ace no. 7216137 or 7226145 *2 year limited warranty *Replacement spool - Ace no. 71885127 (model no. 753-04218) *Replacement line - Ace no. 7185184 *Replacement plug - Ace no. 7115512 (model no. RDZ19H) *Replacement bump knob - Ace no. 7106883 (model no. 181468) *Simplified Policy "C" def claims (no service center) applies to this item. For details on how to process claims, go to Product> Departments/Planograms>Dept 7>Defectives/OPE Best Practices REASON ADDED New electric start capability.