Donnegan Systems: Powered Moveable Pallet Rack ActivRAC by Spacesaver, Mechanical Moveable Pallet Rack.  High Density Moveable Pallet Rack Shelving.

The Spacesaver ActivRAC System lets you make the most of one of your company's biggest investments - floor space. With racks mounted on movable carriages, the system creates access aisles - for people and for trucks-only when and where they're needed. So aisles not in immediate use aren't taking up valuable floor space that could be devoted to revenue-producing activity.

This versatile system is surprisingly nimble while carrying loads over 500,000 pounds on carriages up to 120' in length. Complete operator safety is assured with a number of standard and optional safety features.

Donnegan can also provide the software that allows you to use a personal computer with your Spa