The Thule Hull-a-Port XT is a versatile, lockable kayak rack that carries one or two kayaks and folds flat when not in use. Easily carry up to two kayaks, with its dual position design that transforms from a J-cradle to boat stacker position. Model #848 12.5 lbs. Dimensions: 20″ x 9″ x 20″ Load capacity: 130 lbs. Rubber cover for strap buckle Length: of straps: 2″ x 15′ Lockable – Adapter/s required: Thule 2-Pack Lock Cylinder 512 One Key System compatible Fits AeroBlade Fits Thule SquareBar Does not fit Thule Xsporter Pro 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 separately) Universal mounting design fits all types of load bars up to 80 mm wide quickly and easily Load straps with buckle bumpers and bow and stern tie downs included for one boat Supports one boat up to 75 lbs or two boats with combined weight of 130 lbs. or less