Great White Twin 6'0" Thunderbolt The Greenough High Speed excels

The Greenough High Speed excels as its name implies–at high speeds

We have slightly modified the template

is a classic hybrid surfboard that incorporates the best of both the shortboard and longboard

very lightly ridden condition with a couple of small deck pressures

There are a couple of light cosmetic cracks in the gloss coat on the deck near the stringer

Great White Twin 6'0" Thunderbolt The Greenough High Speed excelsCondition: Excellent, lightly ridden condition. Description: Inspired by the outline of a Great White Shark, this is Kelly Slater's newest performance twin model. Inspired by the outline of the Great White Shark, Kelly Slater designed the Great White Twin in I Bolic Technology with Volcanic Lamination alongside Bali based shaper Mike Woo. This is a high performance groveler with the paddle and catching of a hybrid, and the on rail performance of a