The 'J' series double-sided 16 foot bike rack has a sturdy vertical bar design that will meet your bicycle parking needs anywhere. The commercial grade steel structure is made of 1 5/8 inch 0.D. pipe frame with 1 inch O.D. tube stalls. Space for 28 bicycles and can be placed up against a building for compact spaces. Portable Design. This bike rack is available as galvanized steel (shown) or powder coated steel in a variety of colors. See our optional anchor kit for mounting this bike rack for security.