To create this very special PRO-Motion, Jason Belmonte teamed up with Storm’s Research and Development department to create a weight block design that is unique and benefits bowlers of all styles. It is a dynamic symmetrical piece that has some very unique characteristics. For bowlers looking to roll their best scores, the PRO-Motion gives total performance from foul line to head pin with a ball motion akin to the pro's.
Coverstock: SPEC Solid Reactive
Core: Dual-Drive
Ball Finish: 2000-grit Abralon
Ball Color: Steel Blue
Durometer: 73-75 Rex D-scale
Flare Potentional: 5"- 6" (High)
Fragrance: Vanilla Snap
| Gewicht | RG | Diff | MB |
| 16 | 2.51 | .047 | |
| 15 | 2.52 | .049 | |
| 14 | 2.53 | .051 | |
| 13 | 2.59 | .045 | |
| 12 | 2.65 | .035 |
