Bowling ball core · Ebonite
Ebonite Stinger Core
Symmetric Ebonite core
A symmetric core with mid-lane rev-up and low flare, built for dry to medium oil, medium oil. Balls with this core are no longer available at BowlersMart.
- Symmetric
- RG 2.517
- Diff 0.035
Specs
RG AT 15 LB
2.517
Mid-lane rev-up
60% of the reactive and urethane balls we stock have a lower RG.
DIFFERENTIAL AT 15 LB
0.035
Low flare
21% of the reactive and urethane balls we stock have a lower differential.
MASS BIAS AT 15 LB
None
Symmetric core
Symmetric cores have no mass bias marker to place when drilling.
| Weight | RG | DifferentialDiff | Mass biasMB |
|---|---|---|---|
| 16 lb | 2.498 | 0.035 | None |
| 15 lbUsed on this page | 2.517 | 0.035 | None |
| 14 lb | 2.536 | 0.035 | None |
| 13 lb | 2.574 | 0.040 | None |
| 12 lb | 2.597 | 0.040 | None |
Source: Ebonite published specs, as shown on BowlersMart’s original Ebonite Stinger core page (2022). 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.
Looking for a ball like your Ebonite Stinger?
Balls with the Ebonite Stinger Core are no longer available at BowlersMart. These in-stock balls have the closest RG and differential.

SWAG Lunacy Pearl AP26
Dry to medium oil, medium oil

Brunswick PowerKoil 26 Hybrid Reactive
Dry to medium oil

Hammer Juiced Solid Reactive
Dry to medium oil

Ebonite HK22 GB 10.7 Pearl Reactive
Light to medium oil

Hammer HK22 Aggression Hybrid Reactive
Medium to heavy oil

Brunswick Rhino Red Black Gold Pearl
Brunswick R-16 Pearl Reactive
Dry to medium oil
Balls with the Ebonite Stinger Core
None of the 2 balls with the Ebonite Stinger Core are in stock at BowlersMart right now.
Show 2 balls no longer available at BowlersMart
| Ball | Cover | First seen |
|---|---|---|
| Ebonite Stinger Hybrid Bowling Ball | Ebonite Detonator 2020 Hybrid Reactive | June 2020 |
| Ebonite Stinger Pearl Bowling Ball | Ebonite Detonator 2020 Pearl Reactive | June 2020 |
Where the Ebonite Stinger 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.
This core 1 Nearest cores Other cores
| Core | Brand | Shape | RG | Diff | vs this core |
|---|---|---|---|---|---|
|
|
SWAG | Symmetric | 2.520 | 0.034 | RG +0.003 · Diff −0.001 |
|
|
Brunswick | Symmetric | 2.524 | 0.038 | RG +0.007 · Diff +0.003 |
|
|
Ebonite | Symmetric | 2.517 | 0.040 | RG 0.000 · Diff +0.005 |
|
|
Hammer | Asymmetric | 2.500 | 0.034 | RG −0.017 · Diff −0.001 |
|
|
SWAG | Symmetric | 2.520 | 0.030 | RG +0.003 · Diff −0.005 |
|
|
Brunswick | Symmetric | 2.524 | 0.030 | RG +0.007 · Diff −0.005 |
Matches use 15 lb RG and differential.
Drilling and tools
Turn on JavaScript to compare with your ball.Balls with the Ebonite Stinger CoreNone of the 2 balls with the Ebonite Stinger Core are in stock at BowlersMart right now.Show 2 balls no longer available at BowlersMartMore bowling balls with the Ebonite Stinger CoreBallCoverFirst seenEbonite Stinger Hybrid Bowling BallEbonite Detonator 2020 Hybrid ReactiveJune 2020Ebonite Stinger Pearl Bowling BallEbonite Detonator 2020 Pearl ReactiveJune 2020Where the Ebonite Stinger sitsEach dot is a core in balls we stock. Cores close together roll alike; the cover and layout decide the rest.All coresSymmetricAsymmetricEbonite onlyAny brand900 GlobalBrunswickColumbia 300DV8EboniteEpicHammerKR StrikeforceMotivRadicalRoto GripSWAGStormTrack+−ResetZoom to this coreDV8 Larceny Core, RG 2.471, diff 0.028DV8 Renegade Core, RG 2.499, diff 0.040Track I-Core Gen4, RG 2.480, diff 0.053Brunswick Vintage Light Bulb Low RG Core, RG 2.568, diff 0.032Brunswick Dual Centric Core, RG 2.509, diff 0.047Ebonite Big Time Core, RG 2.508, diff 0.054Hammer Stacked LED Core, RG 2.545, diff 0.047Hammer Vindicator Core, RG 2.474, diff 0.053Radical Vexed Variant Asymmetric Core, RG 2.490, diff 0.045Radical Modified Intel Symmetric Core, RG 2.483, diff 0.032Motiv Affliction V2 Core, RG 2.480, diff 0.055Storm Element Tour A.I. Core, RG 2.470, diff 0.035900 Global Conduit A.I. Core, RG 2.590, diff 0.050Roto Grip GEM A.I. Core, RG 2.490, diff 0.057Hammer Obsession Tour Core, RG 2.469, diff 0.034Hammer Super Offset Core, RG
Questions bowlers ask
What is the RG of the Ebonite Stinger Core?
At 15 lb the Ebonite Stinger Core has an RG of 2.517. It ranges from 2.498 to 2.597 across the listed weights.
What is the 14 lb RG of the Ebonite Stinger Core?
At 14 lb the RG is 2.536.
What is the differential of the Ebonite Stinger Core?
At 15 lb the differential is 0.035. This is a symmetric core, so mass bias is not applicable.
Which bowling balls use the Ebonite Stinger Core?
Ebonite Stinger Hybrid Bowling Ball, Ebonite Stinger Pearl Bowling Ball. 0 are in stock now.
Can I still buy a ball with the Ebonite Stinger Core?
Balls with this core are currently unavailable at BowlersMart. Closest in-stock alternatives by RG and differential include SWAG Insanity Pearl Bowling Ball, Brunswick Fury Emerald Black Bowling Ball, Hammer Raw Hammer Black Grey Bowling Ball, Ebonite Turbo X Pearl Bowling Ball, Hammer Black Widow Tour V1 Bowling Ball, Brunswick Rhino Red Black Gold Pearl Bowling Ball.
How do the Ebonite Stinger Core specs change by weight?
At 16 lb: RG 2.498, differential 0.035. At 12 lb: RG 2.597, differential 0.040.
How does the Ebonite Stinger 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. Ebonite published specs, as shown on BowlersMart’s original Ebonite Stinger core page (2022), 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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