At A Glance: These all-steel Double-Rail Racks with proven "Z" Brace construction will give your store years of dependable service. Rails adjust from 48" to 72" high. Use optional Add-on Rails for greater capacity or two-tier hanging. To gain the capacity of a third rack at a fraction of the cost, use our optional tandem rails to span two double-rail racks. Chrome finished racks include leveler guides. Safely supports up to 250lbs.