he Ready Rail Cooler Rack is designed to accommodate both round and square coolers. It comes with two ratchet straps for easy securement of a variety of cooler shapes. It can also be used to secure items like 5 gallon buckets, milk crates, and other top loading items. The cooler rack is recommended for mounting against the front rail of the trailer. If mounting on the side, please be aware of state and local trailer width laws. Mounting hardware is included.