Field Rebuild Tool Kit Small Joint Control Arm/Track Bar TeraFlexThe TeraFlex Small Joint Field Rebuild Tool Kit for adjustable Short Control Arms, LCG Long Control Arms Track Bars, and HD Adjustable Track Bar will make joint rebuilding in the field as simple as it gets. In fact, these are the same tools we use in house to rebuild joints. The repair tool is easy to use with two open end wrenches or sockets. A bench vise is extremely helpful, but not Required when rebuilding Control arm track bar joints. All