folds down so you can raise boat onto roof rack only system that you can load canoe or kayak on to truck Yakima does not sell these anymore sold without cross bar that i had to buy for an additional $75 that i will include for $400 all in nothing flimsy about this solid steel rack with Yakima quality comes with all straps and hitch pin will also include hitch lock designed for this unit (another $50) which you'll need so no one walks away with this unit while your out boating! all said and done paid $650 w tax. used twice then sold the truck so not used anymore.