This kit provides a wide range of sleeve sizes for removing or installing bushings. Some smaller bushing sizes mat not be covered. Spacers are well made, solid, and have end caps for using pulling rods. The threaded rods for pressing or pulling bushings are well made with ball bearing thrust washers on each end that reduce the effort requires to apply pressure. This is great when working away from a workbench like on a vehicle, for example. Kit sleeve components can also be used with a hydraulic or arbor press for bushing work. A great handy kit to have and at a great price!