SUP/SOT Universal Block Dimensions: 3.75in H x 4.75in D x 31.5in W
SUP Stacker Block Dimensions: 1.25in H x 4.75in D x 23.25in W
Compatible with factory racks, after-market racks, and vehicles without racks, the SUP Carrier Kit fits all cars. Non-skid foam blocks eliminate slipping on wet cars. Includes stacker blocks which allows simultaneous transport of two boards.