Description This clever design both stores & transports! Combines the convenience of a Stand & Cart in one unit by converting theDouble-Up SUP Standinto aDouble-Up SUP Cart.No tools needed – easy release pins convert between stationary base and cart. Premium airless rubber tires never go flat. Features Stand or Cart|Go from stand to cart in a minute! Protection|Durable foam padding covers contact points to prevent dents/scratches Wide Opening|Fits all rigid SUPs/Surfboards with 7\