Bowling ball core · Storm
Storm RAD-TQ Core
Asymmetric Storm core
An asymmetric core with later rev-up, more length and high flare, built for medium oil. 1 of the 1 balls with this core are in stock at BowlersMart.
- Asymmetric
- RG 2.560
- Diff 0.051
- MB 0.017

Specs
RG AT 15 LB
2.560
Later rev-up, more length
91% of the reactive and urethane balls we stock have a lower RG.
DIFFERENTIAL AT 15 LB
0.051
High flare
68% of the reactive and urethane balls we stock have a lower differential.
MASS BIAS AT 15 LB
0.017
Medium asymmetry
54% of the asymmetric reactive and urethane balls we stock have a lower mass bias.
| Weight | RG | DifferentialDiff | Mass biasMB |
|---|---|---|---|
| 16 lb | 2.540 | 0.050 | 0.015 |
| 15 lbUsed on this page | 2.560 | 0.051 | 0.017 |
| 14 lb | 2.590 | 0.050 | 0.019 |
| 13 lb | 2.570 | 0.032 | 0.010 |
| 12 lb | 2.590 | 0.029 | 0.008 |
Source: Storm published specs, as listed on the Storm Next Factor product page. RG and differential change with ball weight; use the row for the weight you throw. The highlighted 15 lb row is the one used on this page.
Balls with the Storm RAD-TQ Core
1 of the 1 balls with the Storm RAD-TQ Core are in stock at BowlersMart. Same core, different covers: pick the cover for the lanes you bowl on.

Storm R3S Pearl Reactive
Medium oil
Where the Storm RAD-TQ sits
Each dot is a core in balls we stock. Cores close together roll alike; the cover and layout decide the rest.
Navy ring = a ball in your bag. Dashed ring = off this chart, or this same core.
Nearest cores, zoomed in
Navy ring = a ball in your bag. Dashed ring = off this chart, or this same core.
Same family: Storm RAD-X Asymmetric Core Same family: Storm RAD+ Core Same family: Storm RAD-A Core Same family: Storm RAD-E Core
This core 1 Nearest cores Other cores
| Core | Brand | Shape | RG | Diff | vs this core |
|---|---|---|---|---|---|
|
|
Motiv | Symmetric | 2.550 | 0.050 | RG −0.010 · Diff −0.001 |
|
|
Storm | Symmetric | 2.570 | 0.046 | RG +0.010 · Diff −0.005 |
|
|
Hammer | Symmetric | 2.545 | 0.047 | RG −0.015 · Diff −0.004 |
|
|
Epic | Symmetric | 2.540 | 0.049 | RG −0.020 · Diff −0.002 |
|
|
Storm | Symmetric | 2.540 | 0.046 | RG −0.020 · Diff −0.005 |
|
|
900 Global | Asymmetric | 2.590 | 0.050 | RG +0.030 · Diff −0.001 |
Matches use 15 lb RG and differential.
Drilling and tools
Turn on JavaScript to compare with your ball.Balls with the Storm RAD-TQ Core1 of the 1 balls with the Storm RAD-TQ Core are in stock at BowlersMart. Same core, different covers: pick the cover for the lanes you bowl on.
Questions bowlers ask
What is the RG of the Storm RAD-TQ Core?
At 15 lb the Storm RAD-TQ Core has an RG of 2.560. It ranges from 2.540 to 2.590 across the listed weights.
What is the 14 lb RG of the Storm RAD-TQ Core?
At 14 lb the RG is 2.590.
What is the differential of the Storm RAD-TQ Core?
At 15 lb the differential is 0.051. The mass bias is 0.017.
Which bowling balls use the Storm RAD-TQ Core?
Storm Next Factor Bowling Ball. 1 are in stock now.
How do the Storm RAD-TQ Core specs change by weight?
At 16 lb: RG 2.540, differential 0.050, mass bias 0.015. At 12 lb: RG 2.590, differential 0.029, mass bias 0.008.
How does the Storm RAD-TQ Core compare with my ball?
Type the ball you throw into the Compare with your ball box on this page. It shows the RG and differential side by side and saves your bag for every core page.
Sources and method
Specs. Storm published specs, as listed on the Storm Next Factor product page, as published by the manufacturer.
Baseline. The baseline is 212 in-stock, published reactive and urethane balls. Plastic and polyester covers, 2-piece, 3-piece and pancake cores, missing covers and missing RG or differential values are excluded.
Percentiles. Percentiles are the share of baseline balls with a strictly lower or higher value; ties are not counted.
Nearest cores. Nearest cores are ranked by distance on standardized 15 lb RG and differential, with the same symmetric or asymmetric shape preferred among near ties (distance bands of 0.1).
Mass bias. Mass bias is compared among asymmetric balls with numeric mass bias only.
Updated. Catalog and page updated 2026-10-16.


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