This Double-Sided 18-Bike Grid Bike Rack features a 1-5/8" diameter steel tube frame with solid 3/4" vertical steel rods. The heavy-duty construction is extremely durable and the powder coated gray finish prevents rust and corrosion. Bike can be parked on either side of the rack allowing up to 18 bikes to be parked at a time. Optional anchoring kits are available. Available for immediate shiping. Check out all of the stylish Bike Racks we have to offer in our catalog.