To mount a stand-up paddleboard on a cartop rack:
- Make sure the fin is toward the front of the vehicle and pointed up.
- Fasten the board securely to the rack in three places.
- Attach two straps across the board. Attach one end of each strap to one side of the rack, pull the strap across the board, and attach the strap to the other side of rack.
- Attach a strap to the leash cup on the board and to the back of the vehicle.