Easy load and carry a kayak up to 80lbs with the Yakima Sweet Roll. Rear saddles have integrated rollers to making loading and unloading a breeze. Fully assembled right out of the box, with tool-free installation the sweet roll fits Yakima round, square, factory, and aero bars. Compatible with SKS lock cores (sold separately). Includes heavy duty straps and bow and stern tie downs. Requires a minimum cross bar spread of 24". 
Be sure to check the Yakima page to confirm this fits your vehicle