The Thunder Rolls Again! The original Thunder™ multi-density weight block with FE2 Technology is one of the most popular and heralded designs of all-time. We wanted to bring it back in a big way, so we are wrapping it with the ever-strong and super-versatile Reactor™ coverstock. Roll it and own it, this is your house!

THUNDERSTRUCK™ Technical Specifications Coverstock
Reactor™ Solid Reactive
Weight Block Multi-Density with FE2 Technology
Ball Color Purple
Ball Finish 1500-grit Polish
Durometer 74-76 Rex D-scale
Flare Potential 5" (Med-High)
Fragrance Grape
Weights 10 - 16 lbs.