Product Description Storm Hy-Road Bowling BallPower in every shot. Purpose in every ball. For over ten years, the Storm Hy-Road bowling ball has exemplified this. The hitting power is unmistakable in the Inverted Fe2 Technology with its heightened coefficient of restitution. The R2S Hybrid Reactive has become pillar of consistency utilized in some of Storms most successful balls in recent history.Color: Black/Ultramarine BlueCoverstock: R2S Hybrid ReactiveWeight Block: Inverted Fe TechnologyFactory Finish: Reacta GlossFlare Potential: 5 – 6 (High)Radius of Gyration (RG): 2.57Differential (Diff): 0.046Fragrance: Combination BerryWeightRGDiff.162.520.058152.570.046142.580.037132.590.045122.650.035