Thule Hull-A-Port XT Kayak CarrierA versatile, lockable kayak rack that carries one or two kayaks, the Thule Hull a Port XT also folds flat when note in use. Details Carry up to two kayaks due to the dual position design that transforms from a J cradle to two boat stacker position Integrated StrapCatch for easy strap management when loading kayak Upright folds flat when not in use Fully assembled out of the box Locks to load bars with Thule's One Key System Lock Cylinders (sold