Kit that allows mounting of roof top cargo boxes to the Thule Caprock Creates raised crossbar mounting position Fits load carrier bars with T-track width 20 mm The kit consists of two crossbars and four mounting brackets. At the Thule Test Center™ in Hillerstorp, Sweden, products go through extreme testing. Our roof rack systems are designed to carry your gear and fit your car as safely and securely as possible. Below are just a few examples of the many tests conducted.
