Roto Grip Rst X-4
✓ USBC Approved International release
USBC approved 2023-06-06 · Released 2024-02-19
Medium-heavy oil
- Coverstock
- MicroTrax Pearl Reactive (pearl)
- Factory finish
- 1500-grit Polished
- Flare potential
- High
- Color
- ミッドナイトブラック
Specs by weight
Not published in 15 lb — showing all available weights.
| Weight | RG | Differential | Int. Diff |
|---|---|---|---|
| 16lb your weight | 2.520 | 0.049 | 0.015 |
| 15lb your weight | 2.530 | 0.053 | 0.016 |
| 14lb your weight | 2.550 | 0.053 | 0.016 |
| 13lb your weight | 2.570 | 0.032 | 0.010 |
| 12lb your weight | 2.590 | 0.029 | 0.008 |
International listings
This ball is sold through 2 national distributors. Each publishes its own product page and spec sheet, so specs and colour names can differ between markets.
-
Japan HI-SPORTS
-
South Korea Bowling Korea
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