Rotogrip Transformer Reactive Coverstock The traditional solid bowling ball

The traditional solid bowling ball is no longer good enough

With cutting-edge coverstock tech building upon the Subzero Forge

or this is your very first high-end ball

HY-ROAD 40

Removable T2 Traction Sole

Rotogrip Transformer Reactive Coverstock The traditional solid bowling ballROTOGRIP TRANSFORMER INTRODUCING THE ALL NEW HP5 LINE The HP5 line represents Roto Grips commitment to pushing the boundaries of bowling ball design. Reserved for our most advanced innovations, the HP5 is dedicated to one thing: REVOLUTIONARY PERFORMANCE. Meet the TRANSFORMER. The Transformer doesn't just react it transforms to meet your exact needs. The Morph Wing Core is a dynamic, unique shape that was built to enhance torque induced precession