Roto Grip TRANSFORMER
USBC approved 2025-12-02 · Released 2026-01-23
Medium-heavy oil
- Coverstock
- VR1 Solid (solid)
- Core
- Morph Wing (asymmetric)
- Factory finish
- 4000 Grit
- Flare potential
- High
- Color
- Indigo/Violet/Slate
Specs by weight
Not published in 15 lb — showing all available weights.
| Weight | RG | Differential | Int. Diff |
|---|---|---|---|
| 16lb your weight | 2.500 | 0.050 | 0.015 |
| 15lb your weight | 2.510 | 0.051 | 0.015 |
| 14lb your weight | 2.530 | 0.053 | 0.013 |
| 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
Where to buy
About this ball
The TRANSFORMER: The Most Tunable Ball on the Market. PERIOD!Meet the TRANSFORMER, the ball that rewrites the rules of performance and tunability. Built for serious bowlers and pro shops looking for the ultimate competitive edge, the TRANSFORMER does not just react it transforms to meet your exact needs.Core Technology: Morph-Wing CoreThis is not just an asymmetric core; it is a dynamic masterpiece. The proprietary Morph-Wing Core is engineered to change drastically when drilled. Unlike traditional asymmetrical cores, displacing mass in the wing section fundamentally alters the core numbers, unlocking a completely new flare pattern and ball motion.Cover Technology: V-R1 Solid ReactiveThe power of transformation is paired with the reliable grip of the V-R1 Solid Reactive coverstock. This Versatile Response material delivers the most balanced and dependable traction to reaction ratio of any of our nano free materials, increasing overall versatility.Performance SynopsisWithout a doubt, the TRANSFORMER has the most transformable and tunable hook potential and breakpoint shape on the market today. Its unique core design makes it easy to add a specific motion to any arsenal, instantly giving you a distinct advantage over the competition. Stop adapting to the lanes. Make the lanes adapt to you.Get the TRANSFORMER today and take control of your breakpoint.
Seen on the Pro Tours
Justin Knowles
2026 PBA Pete Weber Classic ↗
-
Brandon Bonta — 2026 PBA Players Championship ↗
Similar reaction shapes
Closest balls by RG / Differential / Int. Diff — any brand.
Viking Conquest 15lb · RG 2.51 · D 0.052 ✓ USBC Approved
Redemption Solid 15lb · RG 2.50 · D 0.053 ✓ USBC Approved
CLONE 15lb · RG 2.51 · D 0.056 ✓ USBC ApprovedDiscontinued
ETERNITY PI 15lb · RG 2.49 · D 0.050 ✓ USBC ApprovedDiscontinued
Rst X 3 Squad 15lb · RG 2.53 · D 0.053 ✓ USBC ApprovedInt. release
RST HYPERDRIVE 15lb · RG 2.52 · D 0.055 ✓ USBC Approved
Honey Badger Black U78 15lb · RG 2.53 · D 0.050 ✓ USBC ApprovedInt. release
Spawn 15lb · RG 2.50 · D 0.050 ✓ USBC Approved
Criterion 15lb · RG 2.50 · D 0.052 ✓ USBC ApprovedDiscontinued Last updated: