You might also try an aftermarket handle. If it comes down to it you can get a hydraulic parking brake that installs in the sytem without a lot of trouble.
If you need parts advice go to www. Carrepairlinks. Com. It is a site with repautable online parts retailers and descriptions of what they are best at. On top of that you get a discount when you buy through there link. You will probably want to try USAUTOPARTSWarehouse or CARiD. You can get free shipping and 20% discounts. Its pretty good site.