Bowling ball core · Storm
Storm RAD-X Asymmetric Core
Asymmetric Storm core
An asymmetric core with early rev-up and high flare, built for medium to heavy oil. Balls with this core are no longer available at BowlersMart.
- Asymmetric
- RG 2.480
- Diff 0.054
- MB 0.018

Specs
RG AT 15 LB
2.480
Early rev-up
15% of the reactive and urethane balls we stock have a lower RG.
DIFFERENTIAL AT 15 LB
0.054
High flare
83% of the reactive and urethane balls we stock have a lower differential.
MASS BIAS AT 15 LB
0.018
Medium asymmetry
67% of the asymmetric reactive and urethane balls we stock have a lower mass bias.
| Weight | RG | DifferentialDiff | Mass biasMB |
|---|---|---|---|
| 15 lbUsed on this page | 2.480 | 0.054 | 0.018 |
Other weights are not in our catalog for this core.
Looking for a ball like your Storm RAD-X Asymmetric?
Balls with the Storm RAD-X Asymmetric Core are no longer available at BowlersMart. These in-stock balls have the closest RG and differential.

Storm A2S Hybrid Reactive
Medium to heavy oil

Radical Low Friction Pearl Reactive
Dry to medium oil, medium oil

SWAG Scorch Reactive
Medium to heavy oil

Motiv Aerial Propulsion Pearl Reactive
Heavy oil

Track Prime Response Pearl HK22C2 Reactive
Medium to heavy oil, medium oil

Storm GI-26 Solid Reactive
Medium to heavy oil
Balls with the Storm RAD-X Asymmetric Core
None of the 16 balls with the Storm RAD-X Asymmetric Core are in stock at BowlersMart right now.
Show 16 balls no longer available at BowlersMart
| Ball | Cover | First seen |
|---|---|---|
| Storm Lock Bowling Ball | Storm GI-15 Hybrid Reactive | August 2015 |
| Storm Snap Lock Bowling Ball | Storm R3S Pearl Reactive | May 2016 |
| Storm Sure Lock Bowling Ball | Storm R3S Pearl Reactive | February 2017 |
| Storm Dual Lock Overseas Bowling Ball | Storm R4S Pearl Reactive | August 2019 |
| Storm Time Lock Overseas Bowling Ball | Storm R3X Pearl Reactive | January 2020 |
| Storm Mega Lock Overseas Bowling Ball | Storm NRG Hybrid Reactive | April 2020 |
| Storm Ghost Lock Overseas Bowling Ball | Storm NRG-2 Solid Reactive | December 2022 |
| Storm Super Lock Overseas Bowling Ball | Storm NeX Pearl Reactive | January 2022 |
| Storm Shadow Lock Overseas Bowling Ball | Storm R2S Pearl Reactive | July 2023 |
| Storm Ghost Lock Pro CG Overseas Bowling Ball | Storm NRG-2 Solid Reactive | August 2022 |
| Storm Forest Lock Overseas Bowling Ball | Storm R2S Pro Pearl Reactive | December 2022 |
| Storm Perfect Lock Overseas Bowling Ball | Storm GI-21 Reactive | December 2022 |
| Storm Lock It Overseas Bowling Ball | Storm NRG Pro Solid Reactive | March 2024 |
| Storm Shadow Lock Red Overseas Bowling Ball | Storm R2S Pro Pearl Reactive | January 2024 |
| Storm Solid Lock Overseas Bowling Ball | Storm NRG Solid Reactive | June 2024 |
| Storm Ghost Lock SE Mid Weight Overseas Bowling Ball | Storm NEX+ Solid Reactive | June 2026 |
Where the Storm RAD-X Asymmetric 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-TQ 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 |
|---|---|---|---|---|---|
|
|
Storm | Asymmetric | 2.480 | 0.054 | Same RG and differential |
|
|
Storm | Asymmetric | 2.480 | 0.053 | RG 0.000 · Diff −0.001 |
|
|
Track | Asymmetric | 2.480 | 0.053 | RG 0.000 · Diff −0.001 |
|
|
Motiv | Symmetric | 2.480 | 0.055 | RG 0.000 · Diff +0.001 |
|
|
Hammer | Asymmetric | 2.474 | 0.053 | RG −0.006 · Diff −0.001 |
|
|
Radical | Asymmetric | 2.480 | 0.052 | RG 0.000 · Diff −0.002 |
Matches use 15 lb RG and differential.
Drilling and tools
Turn on JavaScript to compare with your ball.Balls with the Storm RAD-X Asymmetric CoreNone of the 16 balls with the Storm RAD-X Asymmetric Core are in stock at BowlersMart right now.Show 16 balls no longer available at BowlersMartMore bowling balls with the Storm RAD-X Asymmetric CoreBallCoverFirst seenStorm Lock Bowling BallStorm GI-15 Hybrid ReactiveAugust 2015Storm Snap Lock Bowling BallStorm R3S Pearl ReactiveMay 2016Storm Sure Lock Bowling BallStorm R3S Pearl ReactiveFebruary 2017Storm Dual Lock Overseas Bowling BallStorm R4S Pearl ReactiveAugust 2019Storm Time Lock Overseas Bowling BallStorm R3X Pearl ReactiveJanuary 2020Storm Mega Lock Overseas Bowling BallStorm NRG Hybrid ReactiveApril 2020Storm Ghost Lock Overseas Bowling BallStorm NRG-2 Solid ReactiveDecember 2022Storm Super Lock Overseas Bowling BallStorm NeX Pearl ReactiveJanuary 2022Storm Shadow Lock Overseas Bowling BallStorm R2S Pearl ReactiveJuly 2023Storm Ghost Lock Pro CG Overseas Bowling BallStorm NRG-2 Solid ReactiveAugust 2022Storm Forest Lock Overseas Bowling BallStorm R2S Pro Pearl ReactiveDecember 2022Storm Perfect Lock Overseas Bowling BallStorm GI-21 ReactiveDecember 2022Storm Lock It Overseas Bowling BallStorm NRG Pro Solid ReactiveMarch 2024Storm Shadow Lock Red Overseas Bowling BallStorm R2S Pro Pearl ReactiveJanuary 2024Storm Solid Lock Overseas Bowling BallStorm NRG Solid ReactiveJune 2024Storm Ghost Lock SE Mid Weight Overseas Bowling BallStorm NEX+ Solid ReactiveJune 2026Where the Storm RAD-X
Questions bowlers ask
What is the RG of the Storm RAD-X Asymmetric Core?
At 15 lb the Storm RAD-X Asymmetric Core has an RG of 2.480. Other weights are not in our catalog for this core.
What is the differential of the Storm RAD-X Asymmetric Core?
At 15 lb the differential is 0.054. The mass bias is 0.018.
Which bowling balls use the Storm RAD-X Asymmetric Core?
Storm Lock Bowling Ball, Storm Snap Lock Bowling Ball, Storm Sure Lock Bowling Ball, Storm Dual Lock Overseas Bowling Ball, Storm Time Lock Overseas Bowling Ball. 0 are in stock now.
Can I still buy a ball with the Storm RAD-X Asymmetric Core?
Balls with this core are currently unavailable at BowlersMart. Closest in-stock alternatives by RG and differential include Storm Equinox Hybrid Bowling Ball, Radical Torpedo Direct Hit Bowling Ball, SWAG Black Dragon Bowling Ball, Motiv Raptor Pursuit Bowling Ball, Track Synthesis Prime Bowling Ball, Storm Alpha Crux Bowling Ball.
How do the Storm RAD-X Asymmetric Core specs change by weight?
Other weights are not in our catalog for this core.
How does the Storm RAD-X Asymmetric 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. Catalog 15 lb figure.
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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