The new Roto Grip Gremlin bowling ball is to give you the extra benefit of unleashing a little chaos and havoc. A bold rogue of the HP3 lineup, which is a high-performance bowling ball. This ball is crafted to misbehave by delivering a deliberate blend of clean skid, strong mid-lane read, and a sharp backend snap that keeps pins trembling. Performance Level: High PerformanceColor: Plum/Raisin/Tanzanite Core: Rondure™ MaxD CoreCore Type: Asymmetrical weight blockCoverstock: V‑R1™ Pearl ReactiveCover Type: Pearl ReactiveFinish: Storm Power Edge factory finishLane Condition: Medium to Heavy OilWeights: 12–16lbsRG (15 lbs.): 2.50Differential (15 lbs.): 0.058Intermediate Differential (15 lbs.): 0.010Flare Potential: High (5–6″)Warranty: 1- 1 Year Limited Warranty