Product Description The DV8 line-up has a ball for everyone, from no-thumb bowlers to bowlers needing big hook monsters. The new DV8 Mantra bowling ball from DV8 fills a gap in the line, providing a medium-strength asymmetric core with a skid-flip cover for a ball that will excel on medium conditions. The Mantra has the industry-leading HK22 cover and Inciter Xtreme additives from the Trouble Maker Pearl and is finished with Factory Compound to give it easy length and a strong change of direction. The DV8 Mantras stunning appearance and more noticeable performance will make this a ball you will not want to miss.Color: Black/Mint/Blue *Please note that colors may slightly vary from image shownCoverstock: HK22 – Inciter Extreme HybridWeight Block: Mantra Asymmetric Core with DynamiCore and DOT TechnologyFactory Finish: 500 / 1000 / 1500 Siaair / Crown Factory CompoundFlare Potential: 4-5″ (Medium)Radius of Gyration (RG): 2.498Differential (Diff): 0.047Intermediate Differential (Mass Bias): 0.011WeightRGDiff.Interm. Diff.162.5070.0410.011152.4980.0470.011142.5060.0470.011132.5970.0410.014122.5930.0410.014