Radar Graviton Trick SkiClean off the crest of the wake, predictable on the landings, and easy to control from one trick to the next, the Graviton helps hasten the learning curve and just makes trick skiing more fun. The CorFlex makes it lively while the GNR Rails help it track truer and smoother than any ski we have designed. Perfect for carving and jumping the wakes or adding valuable points to your run. Ski Specifications Terrain: Crossover Competition Suggested Speed: 12