Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Hammer Black Widow Sting
|
Ebonite Go Time
|
Storm Hy-Road
|
Radical Outer Limits Black Hole
|
|
|---|---|---|---|---|
| Brand | Hammer | Ebonite | Storm | Radical |
| Line | — | Mid | Thunder | Reliable |
| Coverstock | Violent Flip Reactive | HK22 - GB 13.7 Solid | R2S Hybrid | HK22C+ Solid |
| Cover type | — | Solid reactive | Hybrid reactive | Solid reactive |
| Core | — | Big Time | Inverted Fe2 | Outer Limits Asymmetric |
| Core type | — | Symmetric | Symmetric | Asymmetric |
| RG | 2.500 | 2.508 | 2.520 (16 lb) | 2.499 |
| Diff | 0.060 | 0.054 | 0.058 (16 lb) | 0.051 |
| Int. diff | — | — | — | — |
| Factory finish | 2000 Grit Abralon® Sanded | 500, 1500 Siaair Micro Pad | Power Edge | 500, 1000, 1500 Siaair / Factory Compound |
| Lane condition | — | Medium oil – Heavy oil | — | — |
| Flare potential | — | — | Medium-high | — |
| Reaction | — | Strong overall hook | — | — |
| Color | Black / Blue | Red / Blue / Purple | Black / Ultramarine Blue | Black |
| Release date | — | November 19, 2026 | November 18, 2008 | January 8, 2026 |
| Status | Retired | Current | Current | Current |
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