Steel piers are part of the foundation system that will support a mobile or manufactured home once it is placed on a lot. Piers come in even numbers only 6"-36"  all pier bases measure 11.5x11.5  and are rated to support vertical loads up to 3,000 lbs. and tested to support vertical loads of 9,000 lbs. - comfortably supporting the full weight of any mobile home. In the setup process, piers are spaced and installed under the supporting steel frame of the home. Piers should be purchased in conjunction with pier head jacks and ABS pier pads to. Check local codes and manufactureres requirements for proper installation regulations for beam and marriage line installation.