Heavy 15 lbs 10oz Roto Grip Rubicon Bowling Ball 4 ball rollers This combination offers power and

This combination offers power and versatility in medium-heavy oil conditions

with a modified full swing core

The Obsession and Obsession Tour have the same core shape

This bowling ball makes a great benchmark ball

Heavy 15 lbs 10oz Roto Grip Rubicon Bowling Ball 4 ball rollers This combination offers power andHeavy 15 lbs 10 oz Roto Grip Rubicon Bowling Ball This listing is for a 15lb 10oz Rubicon Pin Location: . 5 1" Top Weight: 3. 09 oz The Rubicon is unique as the only asymmetrical offering in Roto Grips current HP3 line. Its new Rondure core design is wrapped in the latest version of the e Trax coverstock, which is a step down from the MicroTrax cover used on the UFO. This solid cover is finished at the factory with a 3000 grit pad for added traction,