Ball Joint Tools CNC RC Aluminum Alloy Ball End Remover For 4/4.8/5/5.8 Description:-A perfect tool for removing stubborn ball ends with minimum efforts as well as wears on the ball ends. With this tool, you will need only a second toremove ball ends which make it a life saver when you are need a quick fix on the track-side. A must have item for any racers.-Ball head can be removed & adjusted with a railing 2! (Adjusted by a middle position, Alice ball with 2 side)-2 side openings & an inner diameter of 5MM 6MM-Under an arrow pointing to the place: the inner diameter of the wind notably 4 / 4.8 / 5 / 5.8 / 8mm (maximum position reserved for the ball passes) Package include:1x Aluminum Alloy tool