FLEXIMOUNTS 2-Pack 2x4ft Bike Storage Rack Garage Wall Shelves. It supports loading up to 440 lbs total.Suitable for 12'',16'' ,18'' or 24'' spacing of wall studs.Both installation way is fit for solid concrete wall.Heavy gauge powder-coated steel wire with highest quality hardware provided.(Assembly needed DIY project) Easy one-person installation with all hardware included. Installation Template helps mount holes. Bubble Level helps get perfect horizontal location.