Our axle link tower has 3 adjustable position that can be easily changed form 5.625", 6.625", and 7.625" from the center of the joint to the center of the axle tube. In the future if you decide to change tire size this design simplifies the adjustment of your link suspension. This prevents having to cut off your old link tower in order to maintain proper suspension geometry. The link tower is incredibly strong, it is made form 1/4" steel and bent for rigidity. It also features a 1/4" weld in bridge plate. These are made to be attached to your axle and have an inside width of 2 5/8". Like all of our products, they are made in the USA from USA steel.