The compact and sturdy 3-tier Tire Shelving Rack with tires positioned on tread increases your storage efficiency while keeping your warehouse tidy. Easily locate and pick the right tires or tire/wheel assemblies without having to handle other tires such as you would need to do with barrel stacked tires. Practically boltless the 3-tier tire storage rack is easy to assemble and fits perfectly in sea containers when in need of extra storage space.*Also available in 4-tier & 5-tier.