- Home
- PRIME DAY DEALS
- ON SALE
- Balls
- Bags
- Shoes
- Accessories
- Gift Cards
- Blog
- Returns Center
- search
The Roto Grip Magic Gem Bowling ball is a new launch by Roto Grip. The ball is featuring MicroTrax™ hybrid reactive coverstock and performance driven Defiant™ LRG Core. The ball performs the best in the medium oil condition lane. The aggressive Coverstock and the the asymmetrical core makes this ball a high performance one. Grab the ball if you think of your throws are not always inch perfect!