Product Description Remember the late 2000s legend, the CELL, that skyrocketed Roto Grip’s reputation? It’s time to relive those glory days with the all-new Roto Grip X-Cell!We’ve combined the iconic look of the original CELL with cutting-edge core and cover technology to create a bowling ball that’s even more forgiving and versatile than its beloved predecessor.At the heart of the Roto-Grip X-Cell is the original Nucleus block, now energized with A.I. Core Technology. Add the eTrax ULTRA Solid Reactive coverstock to the equation and it’s a game-changer. With chemical enhancements seamlessly mixed into the material, this coverstock delivers an ultra-consistent reaction shot after shot.But the Roto-Grip X-Cell bowling ball isn’t just about performanceit’s about reliving the passion and excitement of the Cell era and reigniting the love for the game!Color: Turquoise/Navy/Black *Please note that colors may slightly vary from image shownCoverstock: eTrax-Ultra Solid Reactive CoverstockWeight Block: Nucleus + A.I Core TechnologyFactory Finish: 2000 Grit AbralonFlare Potential: 5-6″ Plus (high)Radius of Gyration (RG): 2.50Differential (Diff): 0.056Intermediate Differential (Mass Bias): 0.019WeightRGDiff.Interm. Diff.162.500.0500.018152.500.0560.019142.550.0480.016132.560.0340.011122.580.0310.009