This low profile 5 foot double sided bike rack provides parking for 6 spaces. Made of 1-1/16 inch O.D. galvanized tube welded on 1-5/8 inch galvanized runners. They are economical, maintenance-free, and store conveniently in little space. Portable design for convenience. Choose from galvanized steel or powder coated steel. See our optional anchor for mounting this portable frame to a concrete surface.