An adaptation of the egg, the speed disc bridges the gap between the full egg outline and the short board. Standard dimensions are 5'8 x 19 3/4 x 2 3/8. This model can shaped with a retro egg rail or with a progressive short board style rail. The featured board has a single to double concave and is directed by a set of quad fins. This one belongs to a salty compadre, check out there blog to the right.