The Buyers 1-1/2" Ratchet Tie Downs For Square Tube Ladder Racks are black powder-coated or zinc-coated for corrosion protection. The tie downs are sold in pairs with a working load limit of 500 lbs. These ratchet tie downs are the perfect solution for adding convenient permanent securing points to a ladder rack with square or rectangular tubing. Get the peace of mind you need knowing your ladder rack is securely fastened with these Ratchet Tie Downs. FleetPride is your First Click in Heavy Duty®.