15lb NNB Roto Grip Theory Bowling Ball Vintage, iconic, Rare Undrilled latest 2010
15# Roto Grip Theory Bowling ball. This is the first ball to feature the vintage Triliptic core used in many release afterwards and still today. Wrapped with the Insight Solid reactive this is a wonderful ball for medium-heavy oil conditions. This ball is from 2010-2011 and is a rare find in 15lbs undrilled. Donβt miss your chance to add this classic gem to your arsenal or collection today!