Brunswick Rhino Bowling BallColor:Magenta/Purple/NavyCoverstock: R-16 ReactiveWeight Block: Light BulbFactory Finish: 500 Siaair/Crown Factory Compound/Crown Factory ShineFlare Potential:MediumRadius of Gyration (RG):16lbs – 2.511; 15lbs – 2.524; 14lbs – 2.540Differential (Diff):16lbs – 0.030; 15lbs – 0.030; 14lbs – 0.030Intermediate Differential (Diff):N/AFragrance:N/AAdditional product information:Rhino and Twist have led the entry-level ball market for years now, and we are thrilled to announce a new color addition to each line. TheRhino Magenta / Purple / Navyis unique, as it is a shiny, solid cover with the addition of sparkle; it looks great and performs as you’d expect.