Roto Grip Gremlin Tour X Bowling Ball Select Weight:14 lbs. Storm increased layout versatility while

Storm increased layout versatility while maintaining the low RG stability bowlers rely on by rotating the recognizable stacked ellipse structure into a symmetrical shape

The original Polaris excelled on heavier conditions

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Roto Grip Gremlin Tour X Bowling Ball Select Weight:14 lbs. Storm increased layout versatility whileRoto Grip Gremlin Tour X Bowling Ball The Rondure TOUR X Core is a better version of the well known Rondure shape that was made for top level control. By carefully changing the densities of the internal mass, both the Radius of Gyration and the Differential have been lowered to make a smooth, medium flaring motion that isn't symmetrical. This design gives high level players exactly what they want: great consistency, stability, and predictability. The