Bowling ball core · Columbia 300
Columbia 300 Resurgence Core
Symmetric Columbia 300 core
A symmetric core with early rev-up and medium flare, built for medium oil. Balls with this core are no longer available at BowlersMart.
- Symmetric
- RG 2.460
- Diff 0.043

Specs
RG AT 15 LB
2.460
Early rev-up
0% of the reactive and urethane balls we stock have a lower RG.
DIFFERENTIAL AT 15 LB
0.043
Medium flare
40% 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 | 2.470 | 0.040 | None |
| 15 lbUsed on this page | 2.460 | 0.043 | None |
| 14 lb | 2.500 | 0.038 | None |
| 13 lb | 2.530 | 0.055 | None |
| 12 lb | 2.600 | 0.039 | None |
Source: Columbia 300 published specs, as shown on BowlersMart’s original Columbia 300 Resurgence 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.
4 balls on this core list different numbers
- Columbia 300 Eruption Pro Black Bowling Ball: RG 2.500, diff 0.036, mass bias Not listed at 15 lb
- Columbia 300 Eruption Pro Hybrid Bowling Ball: RG 2.500, diff 0.036, mass bias Not listed at 15 lb
- Columbia 300 Eruption Pro Blue Bowling Ball: RG 2.500, diff 0.036, mass bias Not listed at 15 lb
- Columbia 300 Eruption Pro Classic Bowling Ball: RG 2.500, diff 0.036, mass bias Not listed at 15 lb
Looking for a ball like your Columbia 300 Resurgence?
Balls with the Columbia 300 Resurgence Core are no longer available at BowlersMart. These in-stock balls have the closest RG and differential.

Columbia 300 HyperFlex Reactive
Medium to heavy oil

Track Super Response Reactive
Medium to heavy oil

Motiv Atomic Propulsion Pearl Reactive
Medium to heavy oil

Brunswick HK22C EVO Hybrid Reactive
Medium to heavy oil

Track Prime Response Pearl Reactive
Medium to heavy oil

Brunswick Savvy Solid Reactive
Medium to heavy oil
Balls with the Columbia 300 Resurgence Core
None of the 15 balls with the Columbia 300 Resurgence Core are in stock at BowlersMart right now.
Show 15 balls no longer available at BowlersMart
| Ball | Cover | First seen |
|---|---|---|
| Columbia 300 Explosion Bowling Ball | Columbia 300 Reflex Hybrid Reactive | March 2024 |
| Columbia 300 Eruption Pro Black Bowling Ball | Columbia 300 CR300 (Clean Reaction 300) Reactive | January 2014 |
| Columbia 300 Disorder Bowling Ball | Columbia 300 Bend-It Hybrid Reactive | February 2014 |
| Columbia 300 Momentum Black Classic Bowling Ball | Columbia 300 NE2MaXX Solid Reactive | February 2014 |
| Columbia 300 Momentum Blue Bowling Ball | Columbia 300 NE2MaXX Solid Reactive | February 2014 |
| Columbia 300 The Momentum SS Super Solid Bowling Ball | Columbia 300 NE2MaXX Solid Reactive | May 2014 |
| Columbia 300 Eruption Pro Hybrid Bowling Ball | Columbia 300 CR300 Hybrid Reactive | September 2014 |
| Columbia 300 Delirium Bowling Ball | Columbia 300 Bend-It Pearl Reactive | February 2015 |
| Columbia 300 Severe Delirium Bowling Ball | Columbia 300 Bend-It Hybrid Reactive | June 2015 |
| Columbia 300 Delirium Shock Bowling Ball | Columbia 300 Bend-It Solid Reactive | January 2016 |
| Columbia 300 Eruption Pro Blue Bowling Ball | Columbia 300 Bend-It Solid Reactive | November 2017 |
| Columbia 300 Resurgence Bowling Ball | Columbia 300 Reflex Hybrid Reactive | July 2019 |
| Columbia 300 Burst Classic Bowling Ball | Columbia 300 New Era Solid Reactive | December 2019 |
| Columbia 300 Eruption Pro Classic Bowling Ball | Columbia 300 CR300 (Clean Reaction 300) Reactive | January 2020 |
| Columbia 300 Eruption Pearl Bowling Ball | Columbia 300 Reflex Pearl Reactive | December 2021 |
Where the Columbia 300 Resurgence 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 |
|---|---|---|---|---|---|
|
|
Columbia 300 | Symmetric | 2.460 | 0.045 | RG 0.000 · Diff +0.002 |
|
|
Motiv | Symmetric | 2.470 | 0.047 | RG +0.010 · Diff +0.004 |
|
|
Track | Asymmetric | 2.470 | 0.046 | RG +0.010 · Diff +0.003 |
|
|
Brunswick | Asymmetric | 2.470 | 0.048 | RG +0.010 · Diff +0.005 |
|
|
Brunswick | Symmetric | 2.470 | 0.037 | RG +0.010 · Diff −0.006 |
|
|
Storm | Symmetric | 2.470 | 0.050 | RG +0.010 · Diff +0.007 |
Matches use 15 lb RG and differential.
Drilling and tools
It doesn’t always have to take reinventing the wheel in order to produce a great bowling ball. The Resurgence core will go down in Columbia 300’s great history as one of the most successful cores we’ve produced. The low RG and Medium Differential makes this a great choice for all styles.
Questions bowlers ask
What is the RG of the Columbia 300 Resurgence Core?
At 15 lb the Columbia 300 Resurgence Core has an RG of 2.460. It ranges from 2.460 to 2.600 across the listed weights.
What is the 14 lb RG of the Columbia 300 Resurgence Core?
At 14 lb the RG is 2.500.
What is the differential of the Columbia 300 Resurgence Core?
At 15 lb the differential is 0.043. This is a symmetric core, so mass bias is not applicable.
Which bowling balls use the Columbia 300 Resurgence Core?
Columbia 300 Explosion Bowling Ball, Columbia 300 Eruption Pro Black Bowling Ball, Columbia 300 Disorder Bowling Ball, Columbia 300 Momentum Black Classic Bowling Ball, Columbia 300 Momentum Blue Bowling Ball. 0 are in stock now.
Can I still buy a ball with the Columbia 300 Resurgence Core?
Balls with this core are currently unavailable at BowlersMart. Closest in-stock alternatives by RG and differential include Columbia 300 Pulse Bowling Ball, Track Theorem Solid Bowling Ball, Motiv Sigma Tour Pearl Bowling Ball, Brunswick Energize Bowling Ball, Track Kinetic Sapphire Ice Bowling Ball, Brunswick Alert Bowling Ball.
How do the Columbia 300 Resurgence Core specs change by weight?
At 16 lb: RG 2.470, differential 0.040. At 12 lb: RG 2.600, differential 0.039.
How does the Columbia 300 Resurgence 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. Columbia 300 published specs, as shown on BowlersMart’s original Columbia 300 Resurgence core page (2022), as published by the manufacturer.
Baseline. The baseline is 265 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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