It's like a Kookumber, except it has 4 fins.
5'8 Quadkumber with glass-on plywood fins.
We've only been doing the kookumbers as a quad for about 12 months, and it's already becoming one of our most popular board models.
Thanks Patrick for always asking us to make him something new, different, difficult or unique. You helped us stumble upon a gem (...this time)