It is advised to make use of the right ball hitch sizes for your towing system. This is because the maximum weight rating of the towing system equates to the lowest rated item found in the system. Even the diameter of the ball hitch should be the same as the trailer coupler like 1-7/8 inches, 2 inches, or 2 inches- 5/16 inches. This is due to the reason that an undersized ball allows the trailer to just bounce loose.
Moreover, the diameter of the shank should also fall the same as the hole diameter in the right ball mount selected. The length of the shank should also be long enough to about two threads. The purpose of which is to be visible once the hitch ball is already installed. This is also when the nut has completely been tightened. (more…)