Roto Grip Nuclear Cell Bowling Ball size 9 This ball utilizes the Portal

This ball utilizes the Portal core which has a very low RG with a high differential and intermediate differential

Probably the best remover ever devised

This pearl version uses the same Frixion+ Microcell Polymer technology as its predecessor

Columbia 300 White Dot has been setting the standard for quality and is now available in three exciting new colors

Hook Potential: 25

Roto Grip Nuclear Cell Bowling Ball size 9 This ball utilizes the PortalInside you will find the forever famous Nucleus Core. By far the most versatile asymmetrical core design ever created. No matter how it is drilled, or how you toss it down the lane, this core always gets into motion and stays in motion. Our newest version of eTrax Pearl contains a new chemical additive as well as ratio changes in order to produce better traction in the midlane and create more responsiveness to friction down lane. There is no doubt the