Kahuna Outfitters Bike Wagon Attachment - This bike attachment will change the way you head to the beach. Simply remove your pull handle from your wagon and replace with the bike attachment. Tighten the bike clamp onto your bike seat post and attach the safety strap. Fabricated with heavy duty aluminum 1in tubing and built to last For use with any Big Kahuna, Kahuna Junior, Calypso Cruiser, Sidekick, Pull wagon, Little Hercules, Jupiter wagon, Cypress Wagon and Cypress Junior Wagon.